From b1b3ef081ae6899cfec2f67aba5d76fa4e8f08c2 Mon Sep 17 00:00:00 2001
From: LiHuashen <854410664@qq.com>
Date: Thu, 13 Dec 2018 17:36:40 +0800
Subject: [PATCH] updated product_documents.md

---
 docs/en/product_documents.md | 34 +++++++++++++++++-----------------
 docs/index.md                | 34 +++++++++++++++++-----------------
 2 files changed, 34 insertions(+), 34 deletions(-)

diff --git a/docs/en/product_documents.md b/docs/en/product_documents.md
index 9889a873..8c11c21a 100644
--- a/docs/en/product_documents.md
+++ b/docs/en/product_documents.md
@@ -6,17 +6,17 @@
 
 **M5Core**
 
-[![basic_01.jpg](https://i.loli.net/2018/12/13/5c121478df534.jpg)](zh_CN/product_documents/m5stack-core/m5core_basic)[![gray_01.jpg](https://i.loli.net/2018/12/13/5c1214ef29949.jpg)](zh_CN/product_documents/m5stack-core/m5core_gray)[![product_pic_fire.jpg](https://i.loli.net/2018/12/13/5c121562a65be.jpg)](zh_CN/product_documents/m5stack-core/m5core_fire)
+[![basic_01.jpg](https://i.loli.net/2018/12/13/5c121478df534.jpg)](en/product_documents/m5stack-core/m5core_basic)[![gray_01.jpg](https://i.loli.net/2018/12/13/5c1214ef29949.jpg)](en/product_documents/m5stack-core/m5core_gray)[![product_pic_fire.jpg](https://i.loli.net/2018/12/13/5c121562a65be.jpg)](en/product_documents/m5stack-core/m5core_fire)
 
 **MiniCore**
 
-[![m5stick_01.jpg](https://i.loli.net/2018/12/13/5c12158935965.jpg)](zh_CN/product_documents/m5stack-core/minicore_stick)
+[![m5stick_01.jpg](https://i.loli.net/2018/12/13/5c12158935965.jpg)](en/product_documents/m5stack-core/minicore_stick)
 
 <!-- [M5Stick]() -->
 
 **Kit**
 
-[![m5go_01.png](https://i.loli.net/2018/12/13/5c12159c9c2aa.png)](zh_CN/product_documents/m5stack-core/m5go_iot_starter_kit)[![face_kit_01.jpg](https://i.loli.net/2018/12/13/5c1215b26d803.jpg)](zh_CN/product_documents/m5stack-core/face_kit)
+[![m5go_01.png](https://i.loli.net/2018/12/13/5c12159c9c2aa.png)](en/product_documents/m5stack-core/m5go_iot_starter_kit)[![face_kit_01.jpg](https://i.loli.net/2018/12/13/5c1215b26d803.jpg)](en/product_documents/m5stack-core/face_kit)
 
 <!-- |[M5GO Starter Kit]()|[FACES Kit]()| -->
 
@@ -26,21 +26,21 @@
 
 **Communication Modules**
 
-[![gps_01.jpg](https://i.loli.net/2018/12/13/5c12160039059.jpg)](zh_CN/product_documents/modules/module_gps) [![lora_01.jpg](https://i.loli.net/2018/12/13/5c12161755792.jpg)](zh_CN/product_documents/modules/module_lora) [![lorawan_01.jpg](https://i.loli.net/2018/12/13/5c1216c437a6c.jpg)](zh_CN/product_documents/modules/module_lora) [![sim800_01.jpg](https://i.loli.net/2018/12/13/5c12165b1bc66.jpg)](zh_CN/product_documents/modules/module_sim800)
+[![gps_01.jpg](https://i.loli.net/2018/12/13/5c12160039059.jpg)](en/product_documents/modules/module_gps) [![lora_01.jpg](https://i.loli.net/2018/12/13/5c12161755792.jpg)](en/product_documents/modules/module_lora) [![lorawan_01.jpg](https://i.loli.net/2018/12/13/5c1216c437a6c.jpg)](en/product_documents/modules/module_lora) [![sim800_01.jpg](https://i.loli.net/2018/12/13/5c12165b1bc66.jpg)](en/product_documents/modules/module_sim800)
 
-[![commu_01.jpg](https://i.loli.net/2018/12/13/5c121675145ca.jpg)](zh_CN/product_documents/modules/module_commu) [![usb_01.jpg](https://i.loli.net/2018/12/13/5c1216928954a.jpg)](zh_CN/product_documents/modules/module_usb)
+[![commu_01.jpg](https://i.loli.net/2018/12/13/5c121675145ca.jpg)](en/product_documents/modules/module_commu) [![usb_01.jpg](https://i.loli.net/2018/12/13/5c1216928954a.jpg)](en/product_documents/modules/module_usb)
 
 <!-- |[GPS]()|[LORA]()|[SIM800/GPRS/GSM]()|[COMMU]()| -->
 
 **Expansion Modules**
 
-[![battery_01.jpg](https://i.loli.net/2018/12/13/5c121754d1485.jpg)](zh_CN/product_documents/modules/module_battery)[![proto_01.jpg](https://i.loli.net/2018/12/13/5c12175690f25.jpg)](zh_CN/product_documents/modules/module_proto)[![plus_1.png](https://i.loli.net/2018/12/13/5c121789cd9f9.png)](zh_CN/product_documents/modules/module_plus)
+[![battery_01.jpg](https://i.loli.net/2018/12/13/5c121754d1485.jpg)](en/product_documents/modules/module_battery)[![proto_01.jpg](https://i.loli.net/2018/12/13/5c12175690f25.jpg)](en/product_documents/modules/module_proto)[![plus_1.png](https://i.loli.net/2018/12/13/5c121789cd9f9.png)](en/product_documents/modules/module_plus)
 
 <!-- |[BATTERY]()|[PROTO]()| -->
 
 **Drive Modules**
 
-[![stepmotor_01.jpg](https://i.loli.net/2018/12/13/5c1217aa25a91.jpg)](zh_CN/product_documents/modules/module_stepmotor)[![servo_01.jpg](https://i.loli.net/2018/12/13/5c1217abb1cd9.jpg)](zh_CN/product_documents/modules/module_servo)[![lego+_01.jpg](https://i.loli.net/2018/12/13/5c1217c0e98b7.jpg)](zh_CN/product_documents/modules/module_lego+)
+[![stepmotor_01.jpg](https://i.loli.net/2018/12/13/5c1217aa25a91.jpg)](en/product_documents/modules/module_stepmotor)[![servo_01.jpg](https://i.loli.net/2018/12/13/5c1217abb1cd9.jpg)](en/product_documents/modules/module_servo)[![lego+_01.jpg](https://i.loli.net/2018/12/13/5c1217c0e98b7.jpg)](en/product_documents/modules/module_lego+)
 
 <!-- |[STEPMOTOR]()|[SERVO]()| -->
 
@@ -48,7 +48,7 @@
 
 <img src='assets/img/product_pics/5.jpg'> <img src='assets/img/product_pics/bases.png'>
 
-[![lan_01.png](https://i.loli.net/2018/12/13/5c1223ee16411.png)](zh_CN/product_documents/bases/lan_base) [![node_01.png](https://i.loli.net/2018/12/13/5c1223fd8d2cb.png)](zh_CN/product_documents/bases/node_base) [![plc_01.png](https://i.loli.net/2018/12/13/5c122411a87d1.png)](zh_CN/product_documents/bases/plc_base)
+[![lan_01.png](https://i.loli.net/2018/12/13/5c1223ee16411.png)](en/product_documents/bases/lan_base) [![node_01.png](https://i.loli.net/2018/12/13/5c1223fd8d2cb.png)](en/product_documents/bases/node_base) [![plc_01.png](https://i.loli.net/2018/12/13/5c122411a87d1.png)](en/product_documents/bases/plc_base)
 
 ***
 
@@ -56,31 +56,31 @@
 
 **Input/Sensing Unit**
 
-[![M5GO_Unit_env.png](https://i.loli.net/2018/12/13/5c12229aed8e7.png)](zh_CN/product_documents/units/unit_env) [![M5GO_Unit_ir.png](https://i.loli.net/2018/12/13/5c1222c75a47c.png)](zh_CN/product_documents/units/unit_ir) [![M5GO_Unit_pir.png](https://i.loli.net/2018/12/13/5c1222b138916.png)](zh_CN/product_documents/units/unit_pir) [![M5GO_Unit_angle.png](https://i.loli.net/2018/12/13/5c1219eb78c21.png)](zh_CN/product_documents/units/unit_angle)
+[![M5GO_Unit_env.png](https://i.loli.net/2018/12/13/5c12229aed8e7.png)](en/product_documents/units/unit_env) [![M5GO_Unit_ir.png](https://i.loli.net/2018/12/13/5c1222c75a47c.png)](en/product_documents/units/unit_ir) [![M5GO_Unit_pir.png](https://i.loli.net/2018/12/13/5c1222b138916.png)](en/product_documents/units/unit_pir) [![M5GO_Unit_angle.png](https://i.loli.net/2018/12/13/5c1219eb78c21.png)](en/product_documents/units/unit_angle)
 
-[![M5GO_Unit_adc.png](https://i.loli.net/2018/12/13/5c12192a6110d.png)](zh_CN/product_documents/units/unit_adc)[![M5GO_Unit_dac.png](https://i.loli.net/2018/12/13/5c1219d495a9a.png)](zh_CN/product_documents/units/unit_dac)[![M5GO_Unit_button.png](https://i.loli.net/2018/12/13/5c121a068c209.png)](zh_CN/product_documents/units/unit_button)[![M5GO_Unit_dual_button.png](https://i.loli.net/2018/12/13/5c121a1adfedb.png)](zh_CN/product_documents/units/unit_dual_button)
+[![M5GO_Unit_adc.png](https://i.loli.net/2018/12/13/5c12192a6110d.png)](en/product_documents/units/unit_adc)[![M5GO_Unit_dac.png](https://i.loli.net/2018/12/13/5c1219d495a9a.png)](en/product_documents/units/unit_dac)[![M5GO_Unit_button.png](https://i.loli.net/2018/12/13/5c121a068c209.png)](en/product_documents/units/unit_button)[![M5GO_Unit_dual_button.png](https://i.loli.net/2018/12/13/5c121a1adfedb.png)](en/product_documents/units/unit_dual_button)
 
-[![M5GO_Unit_joystick_01.png](https://i.loli.net/2018/12/13/5c121a8c96259.png)](zh_CN/product_documents/units/unit_color_joystick)[![M5GO_Unit_earth_01.png](https://i.loli.net/2018/12/13/5c121a6619dd1.png)](zh_CN/product_documents/units/unit_earth)[![M5GO_Unit_color_sensor.png](https://i.loli.net/2018/12/13/5c121a2debd7c.png)](zh_CN/product_documents/units/unit_color_sensor)[![m5camera_01.png](https://i.loli.net/2018/12/13/5c1218b4d4a50.png)](zh_CN/product_documents/units/unit_m5camera)
+[![M5GO_Unit_joystick_01.png](https://i.loli.net/2018/12/13/5c121a8c96259.png)](en/product_documents/units/unit_color_joystick)[![M5GO_Unit_earth_01.png](https://i.loli.net/2018/12/13/5c121a6619dd1.png)](en/product_documents/units/unit_earth)[![M5GO_Unit_color_sensor.png](https://i.loli.net/2018/12/13/5c121a2debd7c.png)](en/product_documents/units/unit_color_sensor)[![m5camera_01.png](https://i.loli.net/2018/12/13/5c1218b4d4a50.png)](en/product_documents/units/unit_m5camera)
 
-[![M5GO_Unit_light_01.png](https://i.loli.net/2018/12/13/5c121db73426d.png)](zh_CN/product_documents/units/unit_light)[![M5GO_Unit_makey.png](https://i.loli.net/2018/12/13/5c121dd514166.png)](zh_CN/product_documents/units/unit_makey)[![M5GO_Unit_ncir.png](https://i.loli.net/2018/12/13/5c121df24f746.png)](zh_CN/product_documents/units/unit_ncir)[![M5GO_Unit_thermal.png](https://i.loli.net/2018/12/13/5c121e38b72c9.png)](zh_CN/product_documents/units/unit_thermal)
+[![M5GO_Unit_light_01.png](https://i.loli.net/2018/12/13/5c121db73426d.png)](en/product_documents/units/unit_light)[![M5GO_Unit_makey.png](https://i.loli.net/2018/12/13/5c121dd514166.png)](en/product_documents/units/unit_makey)[![M5GO_Unit_ncir.png](https://i.loli.net/2018/12/13/5c121df24f746.png)](en/product_documents/units/unit_ncir)[![M5GO_Unit_thermal.png](https://i.loli.net/2018/12/13/5c121e38b72c9.png)](en/product_documents/units/unit_thermal)
 
-[![M5GO_Unit_tof.png](https://i.loli.net/2018/12/13/5c121e5cd47e1.png)](zh_CN/product_documents/units/unit_tof)
+[![M5GO_Unit_tof.png](https://i.loli.net/2018/12/13/5c121e5cd47e1.png)](en/product_documents/units/unit_tof)
 <!-- |[ADC]()|[数字模拟转换Unit]()|[单按键]()|[双按键]()| -->
 
 **Output/Controlling Unit**
 
-[![M5GO_Unit_rgb.png](https://i.loli.net/2018/12/13/5c121f5c98542.png)](zh_CN/product_documents/units/unit_rgb)[![M5GO_Unit_relay.png](https://i.loli.net/2018/12/13/5c121f6e9a185.png)](zh_CN/product_documents/units/unit_relay)[![M5GO_Unit_neopixel.png](https://i.loli.net/2018/12/13/5c121f8457fcb.png)](zh_CN/product_documents/units/unit_neopixel)
+[![M5GO_Unit_rgb.png](https://i.loli.net/2018/12/13/5c121f5c98542.png)](en/product_documents/units/unit_rgb)[![M5GO_Unit_relay.png](https://i.loli.net/2018/12/13/5c121f6e9a185.png)](en/product_documents/units/unit_relay)[![M5GO_Unit_neopixel.png](https://i.loli.net/2018/12/13/5c121f8457fcb.png)](en/product_documents/units/unit_neopixel)
 
 **Interface Unit**
 
-[![M5GO_Unit_hub_01.png](https://i.loli.net/2018/12/13/5c121f970bb1f.png)](zh_CN/product_documents/units/unit_hub)[![M5GO_Unit_3.96_01.png](https://i.loli.net/2018/12/13/5c121fac3607e.png)](zh_CN/product_documents/units/unit_396port)
-[![M5GO_Unit_proto_01.png](https://i.loli.net/2018/12/13/5c121e125b2fe.png)](zh_CN/product_documents/units/unit_proto)
+[![M5GO_Unit_hub_01.png](https://i.loli.net/2018/12/13/5c121f970bb1f.png)](en/product_documents/units/unit_hub)[![M5GO_Unit_3.96_01.png](https://i.loli.net/2018/12/13/5c121fac3607e.png)](en/product_documents/units/unit_396port)
+[![M5GO_Unit_proto_01.png](https://i.loli.net/2018/12/13/5c121e125b2fe.png)](en/product_documents/units/unit_proto)
 
 ***
 
 <img src='assets/img/product_pics/4.jpg'> <img src='assets/img/product_pics/application.png'>
 
-[![bala_1.png](https://i.loli.net/2018/12/13/5c1224ba208bc.png)](zh_CN/product_documents/applications/application_bala) [![lidarbot_01.png](https://i.loli.net/2018/12/13/5c1224dbe9609.png)](zh_CN/product_documents/applications/application_lidarbot)
+[![bala_1.png](https://i.loli.net/2018/12/13/5c1224ba208bc.png)](en/product_documents/applications/application_bala) [![lidarbot_01.png](https://i.loli.net/2018/12/13/5c1224dbe9609.png)](en/product_documents/applications/application_lidarbot)
 
 <!-- | M5Core        | MiniCore      |
 | :----------:  |:------------: |
diff --git a/docs/index.md b/docs/index.md
index c5ebb1b8..75e58ed3 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -6,17 +6,17 @@
 
 **M5Core**
 
-[![basic_01.jpg](https://i.loli.net/2018/12/13/5c121478df534.jpg)](zh_CN/product_documents/m5stack-core/m5core_basic)[![gray_01.jpg](https://i.loli.net/2018/12/13/5c1214ef29949.jpg)](zh_CN/product_documents/m5stack-core/m5core_gray)[![product_pic_fire.jpg](https://i.loli.net/2018/12/13/5c121562a65be.jpg)](zh_CN/product_documents/m5stack-core/m5core_fire)
+[![basic_01.jpg](https://i.loli.net/2018/12/13/5c121478df534.jpg)](en/product_documents/m5stack-core/m5core_basic)[![gray_01.jpg](https://i.loli.net/2018/12/13/5c1214ef29949.jpg)](en/product_documents/m5stack-core/m5core_gray)[![product_pic_fire.jpg](https://i.loli.net/2018/12/13/5c121562a65be.jpg)](en/product_documents/m5stack-core/m5core_fire)
 
 **MiniCore**
 
-[![m5stick_01.jpg](https://i.loli.net/2018/12/13/5c12158935965.jpg)](zh_CN/product_documents/m5stack-core/minicore_stick)
+[![m5stick_01.jpg](https://i.loli.net/2018/12/13/5c12158935965.jpg)](en/product_documents/m5stack-core/minicore_stick)
 
 <!-- [M5Stick]() -->
 
 **Kit**
 
-[![m5go_01.png](https://i.loli.net/2018/12/13/5c12159c9c2aa.png)](zh_CN/product_documents/m5stack-core/m5go_iot_starter_kit)[![face_kit_01.jpg](https://i.loli.net/2018/12/13/5c1215b26d803.jpg)](zh_CN/product_documents/m5stack-core/face_kit)
+[![m5go_01.png](https://i.loli.net/2018/12/13/5c12159c9c2aa.png)](en/product_documents/m5stack-core/m5go_iot_starter_kit)[![face_kit_01.jpg](https://i.loli.net/2018/12/13/5c1215b26d803.jpg)](en/product_documents/m5stack-core/face_kit)
 
 <!-- |[M5GO Starter Kit]()|[FACES Kit]()| -->
 
@@ -26,21 +26,21 @@
 
 **Communication Modules**
 
-[![gps_01.jpg](https://i.loli.net/2018/12/13/5c12160039059.jpg)](zh_CN/product_documents/modules/module_gps) [![lora_01.jpg](https://i.loli.net/2018/12/13/5c12161755792.jpg)](zh_CN/product_documents/modules/module_lora) [![lorawan_01.jpg](https://i.loli.net/2018/12/13/5c1216c437a6c.jpg)](zh_CN/product_documents/modules/module_lora) [![sim800_01.jpg](https://i.loli.net/2018/12/13/5c12165b1bc66.jpg)](zh_CN/product_documents/modules/module_sim800)
+[![gps_01.jpg](https://i.loli.net/2018/12/13/5c12160039059.jpg)](en/product_documents/modules/module_gps) [![lora_01.jpg](https://i.loli.net/2018/12/13/5c12161755792.jpg)](en/product_documents/modules/module_lora) [![lorawan_01.jpg](https://i.loli.net/2018/12/13/5c1216c437a6c.jpg)](en/product_documents/modules/module_lora) [![sim800_01.jpg](https://i.loli.net/2018/12/13/5c12165b1bc66.jpg)](en/product_documents/modules/module_sim800)
 
-[![commu_01.jpg](https://i.loli.net/2018/12/13/5c121675145ca.jpg)](zh_CN/product_documents/modules/module_commu) [![usb_01.jpg](https://i.loli.net/2018/12/13/5c1216928954a.jpg)](zh_CN/product_documents/modules/module_usb)
+[![commu_01.jpg](https://i.loli.net/2018/12/13/5c121675145ca.jpg)](en/product_documents/modules/module_commu) [![usb_01.jpg](https://i.loli.net/2018/12/13/5c1216928954a.jpg)](en/product_documents/modules/module_usb)
 
 <!-- |[GPS]()|[LORA]()|[SIM800/GPRS/GSM]()|[COMMU]()| -->
 
 **Expansion Modules**
 
-[![battery_01.jpg](https://i.loli.net/2018/12/13/5c121754d1485.jpg)](zh_CN/product_documents/modules/module_battery)[![proto_01.jpg](https://i.loli.net/2018/12/13/5c12175690f25.jpg)](zh_CN/product_documents/modules/module_proto)[![plus_1.png](https://i.loli.net/2018/12/13/5c121789cd9f9.png)](zh_CN/product_documents/modules/module_plus)
+[![battery_01.jpg](https://i.loli.net/2018/12/13/5c121754d1485.jpg)](en/product_documents/modules/module_battery)[![proto_01.jpg](https://i.loli.net/2018/12/13/5c12175690f25.jpg)](en/product_documents/modules/module_proto)[![plus_1.png](https://i.loli.net/2018/12/13/5c121789cd9f9.png)](en/product_documents/modules/module_plus)
 
 <!-- |[BATTERY]()|[PROTO]()| -->
 
 **Drive Modules**
 
-[![stepmotor_01.jpg](https://i.loli.net/2018/12/13/5c1217aa25a91.jpg)](zh_CN/product_documents/modules/module_stepmotor)[![servo_01.jpg](https://i.loli.net/2018/12/13/5c1217abb1cd9.jpg)](zh_CN/product_documents/modules/module_servo)[![lego+_01.jpg](https://i.loli.net/2018/12/13/5c1217c0e98b7.jpg)](zh_CN/product_documents/modules/module_lego+)
+[![stepmotor_01.jpg](https://i.loli.net/2018/12/13/5c1217aa25a91.jpg)](en/product_documents/modules/module_stepmotor)[![servo_01.jpg](https://i.loli.net/2018/12/13/5c1217abb1cd9.jpg)](en/product_documents/modules/module_servo)[![lego+_01.jpg](https://i.loli.net/2018/12/13/5c1217c0e98b7.jpg)](en/product_documents/modules/module_lego+)
 
 <!-- |[STEPMOTOR]()|[SERVO]()| -->
 
@@ -48,7 +48,7 @@
 
 <img src='assets/img/product_pics/5.jpg'> <img src='assets/img/product_pics/bases.png'>
 
-[![lan_01.png](https://i.loli.net/2018/12/13/5c1223ee16411.png)](zh_CN/product_documents/bases/lan_base) [![node_01.png](https://i.loli.net/2018/12/13/5c1223fd8d2cb.png)](zh_CN/product_documents/bases/node_base) [![plc_01.png](https://i.loli.net/2018/12/13/5c122411a87d1.png)](zh_CN/product_documents/bases/plc_base)
+[![lan_01.png](https://i.loli.net/2018/12/13/5c1223ee16411.png)](en/product_documents/bases/lan_base) [![node_01.png](https://i.loli.net/2018/12/13/5c1223fd8d2cb.png)](en/product_documents/bases/node_base) [![plc_01.png](https://i.loli.net/2018/12/13/5c122411a87d1.png)](en/product_documents/bases/plc_base)
 
 ***
 
@@ -56,31 +56,31 @@
 
 **Input/Sensing Unit**
 
-[![M5GO_Unit_env.png](https://i.loli.net/2018/12/13/5c12229aed8e7.png)](zh_CN/product_documents/units/unit_env) [![M5GO_Unit_ir.png](https://i.loli.net/2018/12/13/5c1222c75a47c.png)](zh_CN/product_documents/units/unit_ir) [![M5GO_Unit_pir.png](https://i.loli.net/2018/12/13/5c1222b138916.png)](zh_CN/product_documents/units/unit_pir) [![M5GO_Unit_angle.png](https://i.loli.net/2018/12/13/5c1219eb78c21.png)](zh_CN/product_documents/units/unit_angle)
+[![M5GO_Unit_env.png](https://i.loli.net/2018/12/13/5c12229aed8e7.png)](en/product_documents/units/unit_env) [![M5GO_Unit_ir.png](https://i.loli.net/2018/12/13/5c1222c75a47c.png)](en/product_documents/units/unit_ir) [![M5GO_Unit_pir.png](https://i.loli.net/2018/12/13/5c1222b138916.png)](en/product_documents/units/unit_pir) [![M5GO_Unit_angle.png](https://i.loli.net/2018/12/13/5c1219eb78c21.png)](en/product_documents/units/unit_angle)
 
-[![M5GO_Unit_adc.png](https://i.loli.net/2018/12/13/5c12192a6110d.png)](zh_CN/product_documents/units/unit_adc)[![M5GO_Unit_dac.png](https://i.loli.net/2018/12/13/5c1219d495a9a.png)](zh_CN/product_documents/units/unit_dac)[![M5GO_Unit_button.png](https://i.loli.net/2018/12/13/5c121a068c209.png)](zh_CN/product_documents/units/unit_button)[![M5GO_Unit_dual_button.png](https://i.loli.net/2018/12/13/5c121a1adfedb.png)](zh_CN/product_documents/units/unit_dual_button)
+[![M5GO_Unit_adc.png](https://i.loli.net/2018/12/13/5c12192a6110d.png)](en/product_documents/units/unit_adc)[![M5GO_Unit_dac.png](https://i.loli.net/2018/12/13/5c1219d495a9a.png)](en/product_documents/units/unit_dac)[![M5GO_Unit_button.png](https://i.loli.net/2018/12/13/5c121a068c209.png)](en/product_documents/units/unit_button)[![M5GO_Unit_dual_button.png](https://i.loli.net/2018/12/13/5c121a1adfedb.png)](en/product_documents/units/unit_dual_button)
 
-[![M5GO_Unit_joystick_01.png](https://i.loli.net/2018/12/13/5c121a8c96259.png)](zh_CN/product_documents/units/unit_color_joystick)[![M5GO_Unit_earth_01.png](https://i.loli.net/2018/12/13/5c121a6619dd1.png)](zh_CN/product_documents/units/unit_earth)[![M5GO_Unit_color_sensor.png](https://i.loli.net/2018/12/13/5c121a2debd7c.png)](zh_CN/product_documents/units/unit_color_sensor)[![m5camera_01.png](https://i.loli.net/2018/12/13/5c1218b4d4a50.png)](zh_CN/product_documents/units/unit_m5camera)
+[![M5GO_Unit_joystick_01.png](https://i.loli.net/2018/12/13/5c121a8c96259.png)](en/product_documents/units/unit_color_joystick)[![M5GO_Unit_earth_01.png](https://i.loli.net/2018/12/13/5c121a6619dd1.png)](en/product_documents/units/unit_earth)[![M5GO_Unit_color_sensor.png](https://i.loli.net/2018/12/13/5c121a2debd7c.png)](en/product_documents/units/unit_color_sensor)[![m5camera_01.png](https://i.loli.net/2018/12/13/5c1218b4d4a50.png)](en/product_documents/units/unit_m5camera)
 
-[![M5GO_Unit_light_01.png](https://i.loli.net/2018/12/13/5c121db73426d.png)](zh_CN/product_documents/units/unit_light)[![M5GO_Unit_makey.png](https://i.loli.net/2018/12/13/5c121dd514166.png)](zh_CN/product_documents/units/unit_makey)[![M5GO_Unit_ncir.png](https://i.loli.net/2018/12/13/5c121df24f746.png)](zh_CN/product_documents/units/unit_ncir)[![M5GO_Unit_thermal.png](https://i.loli.net/2018/12/13/5c121e38b72c9.png)](zh_CN/product_documents/units/unit_thermal)
+[![M5GO_Unit_light_01.png](https://i.loli.net/2018/12/13/5c121db73426d.png)](en/product_documents/units/unit_light)[![M5GO_Unit_makey.png](https://i.loli.net/2018/12/13/5c121dd514166.png)](en/product_documents/units/unit_makey)[![M5GO_Unit_ncir.png](https://i.loli.net/2018/12/13/5c121df24f746.png)](en/product_documents/units/unit_ncir)[![M5GO_Unit_thermal.png](https://i.loli.net/2018/12/13/5c121e38b72c9.png)](en/product_documents/units/unit_thermal)
 
-[![M5GO_Unit_tof.png](https://i.loli.net/2018/12/13/5c121e5cd47e1.png)](zh_CN/product_documents/units/unit_tof)
+[![M5GO_Unit_tof.png](https://i.loli.net/2018/12/13/5c121e5cd47e1.png)](en/product_documents/units/unit_tof)
 <!-- |[ADC]()|[数字模拟转换Unit]()|[单按键]()|[双按键]()| -->
 
 **Output/Controlling Unit**
 
-[![M5GO_Unit_rgb.png](https://i.loli.net/2018/12/13/5c121f5c98542.png)](zh_CN/product_documents/units/unit_rgb)[![M5GO_Unit_relay.png](https://i.loli.net/2018/12/13/5c121f6e9a185.png)](zh_CN/product_documents/units/unit_relay)[![M5GO_Unit_neopixel.png](https://i.loli.net/2018/12/13/5c121f8457fcb.png)](zh_CN/product_documents/units/unit_neopixel)
+[![M5GO_Unit_rgb.png](https://i.loli.net/2018/12/13/5c121f5c98542.png)](en/product_documents/units/unit_rgb)[![M5GO_Unit_relay.png](https://i.loli.net/2018/12/13/5c121f6e9a185.png)](en/product_documents/units/unit_relay)[![M5GO_Unit_neopixel.png](https://i.loli.net/2018/12/13/5c121f8457fcb.png)](en/product_documents/units/unit_neopixel)
 
 **Interface Unit**
 
-[![M5GO_Unit_hub_01.png](https://i.loli.net/2018/12/13/5c121f970bb1f.png)](zh_CN/product_documents/units/unit_hub)[![M5GO_Unit_3.96_01.png](https://i.loli.net/2018/12/13/5c121fac3607e.png)](zh_CN/product_documents/units/unit_396port)
-[![M5GO_Unit_proto_01.png](https://i.loli.net/2018/12/13/5c121e125b2fe.png)](zh_CN/product_documents/units/unit_proto)
+[![M5GO_Unit_hub_01.png](https://i.loli.net/2018/12/13/5c121f970bb1f.png)](en/product_documents/units/unit_hub)[![M5GO_Unit_3.96_01.png](https://i.loli.net/2018/12/13/5c121fac3607e.png)](en/product_documents/units/unit_396port)
+[![M5GO_Unit_proto_01.png](https://i.loli.net/2018/12/13/5c121e125b2fe.png)](en/product_documents/units/unit_proto)
 
 ***
 
 <img src='assets/img/product_pics/4.jpg'> <img src='assets/img/product_pics/application.png'>
 
-[![bala_1.png](https://i.loli.net/2018/12/13/5c1224ba208bc.png)](zh_CN/product_documents/applications/application_bala) [![lidarbot_01.png](https://i.loli.net/2018/12/13/5c1224dbe9609.png)](zh_CN/product_documents/applications/application_lidarbot)
+[![bala_1.png](https://i.loli.net/2018/12/13/5c1224ba208bc.png)](en/product_documents/applications/application_bala) [![lidarbot_01.png](https://i.loli.net/2018/12/13/5c1224dbe9609.png)](en/product_documents/applications/application_lidarbot)
 
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