diff --git a/docs/assets/css/main.css b/docs/assets/css/main.css
index 828bd80b..96dc6eac 100644
--- a/docs/assets/css/main.css
+++ b/docs/assets/css/main.css
@@ -900,7 +900,7 @@ mark {
 }
 
 
-.faq-item.open .faq-answer{
+.faq-item .faq-title.open + .faq-answer{
     max-height: 600px;
 }
 
diff --git a/docs/assets/img/product_pics/accessory/SG90_servo/servo_p1.jpg b/docs/assets/img/product_pics/accessory/SG90_servo/servo_p1.jpg
index 5979d989..6f3be588 100644
Binary files a/docs/assets/img/product_pics/accessory/SG90_servo/servo_p1.jpg and b/docs/assets/img/product_pics/accessory/SG90_servo/servo_p1.jpg differ
diff --git a/docs/assets/img/product_pics/accessory/SG90_servo/servo_p2.jpg b/docs/assets/img/product_pics/accessory/SG90_servo/servo_p2.jpg
index 9505d9d5..630749dd 100644
Binary files a/docs/assets/img/product_pics/accessory/SG90_servo/servo_p2.jpg and b/docs/assets/img/product_pics/accessory/SG90_servo/servo_p2.jpg differ
diff --git a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_01.jpg b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_01.jpg
index 2d9a9136..2a24a0f2 100755
Binary files a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_01.jpg and b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_01.jpg differ
diff --git a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_02.jpg b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_02.jpg
index a018506d..b9dfbcfd 100755
Binary files a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_02.jpg and b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_02.jpg differ
diff --git a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_03.jpg b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_03.jpg
index 426da09e..05c62ad0 100755
Binary files a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_03.jpg and b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_03.jpg differ
diff --git a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_04.jpg b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_04.jpg
index 3b962f4d..eb47a269 100755
Binary files a/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_04.jpg and b/docs/assets/img/product_pics/hat/puppyc_hat/puppyc_04.jpg differ
diff --git a/docs/en/faq.md b/docs/en/faq.md
index e1f06a85..b9d46507 100644
--- a/docs/en/faq.md
+++ b/docs/en/faq.md
@@ -297,7 +297,7 @@
 
 <script>
 
-$(".faq-item").on('click', function() {
+$(".faq-item .faq-title").on('click', function() {
                 $(this).toggleClass('open');
             });
 </script>
\ No newline at end of file
diff --git a/docs/en/quick_start/unitv/unitv_quick_start.md b/docs/en/quick_start/unitv/unitv_quick_start.md
new file mode 100644
index 00000000..36d8f752
--- /dev/null
+++ b/docs/en/quick_start/unitv/unitv_quick_start.md
@@ -0,0 +1,4 @@
+# quick start
+
+
+lalalal
\ No newline at end of file
diff --git a/docs/en/unit/unitv.md b/docs/en/unit/unitv.md
index c602b98e..8a89696d 100644
--- a/docs/en/unit/unitv.md
+++ b/docs/en/unit/unitv.md
@@ -246,3 +246,4 @@ The chip contains a high-performance, low power RISC-V ISA-based dual core 64-bi
 ## Schematic
 
 <img src="assets\img\product_pics\unit\unit-v/unit_v_09.jpg" width="30%" height="30%"><br>
+
diff --git a/docs/index.md b/docs/index.md
index 895b8901..f410422d 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -212,7 +212,7 @@
       {a:"/#/en/hat/hat-joystick", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/joystick_hat_01.jpg", p:"Joystick"},
       {a:"/#/en/hat/hat-finger", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/finger_hat_01.jpg", p:"FINGER"},
       {a:"/#/en/hat/hat-servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/servo_hat_01.jpg", p:"SERVO"},
-      {a:"/#/en/hat/hat-puppyc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/puppyc_01.jpg", p:"PuppyC"},
+      {a:"/#/en/hat/hat-puppyc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/puppyc_01.webp", p:"PuppyC"},
       {a:"/#/en/hat/hat-8servos", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/8servos_01.jpg", p:"8Servos"},
       {a:"/#/en/hat/hat-bugc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/bugc_hat_01.jpg", p:"BugC"},
       {a:"/#/en/hat/hat-cardkb", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/cardkb_hat_01.jpg", p:"CardKB"},
@@ -258,7 +258,7 @@
       {a:"/#/en/accessory/glass_panel_repair_kit", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/glass_panel_repair_kit_01.jpg", p:"Glass Panel Repair"},
       {a:"/#/en/accessory/485t", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/485t_01.jpg", p:"485T"},
       {a:"/#/en/accessory/watch", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/watch_01.jpg", p:"Watch"},
-      {a:"/#/en/accessory/sg90_servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/servo_01.jpg", p:"SG90 servo"},
+      {a:"/#/en/accessory/sg90_servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/servo_01.webp", p:"SG90 servo"},
     ];
 
    var aluminium_list = [
@@ -348,8 +348,8 @@
         $("#core .mask a").eq(7).attr("href", "#en/quick_start/m5stickc/m5stickc_quick_start");
         $("#core .mask a").eq(8).attr("href", "#en/quick_start/m5stickv/m5stickv_quick_start");
         $("#unit .mask a").attr("href", "#en/quick_start/m5camera/m5camera_quick_start");
-        $(".product_page strong").parent('p').css("margin-bottom","0px");
-        
+        // $("#unit .mask a").eq(4).attr("href", "#en/quick_start/unitv/unitv_quick_start");
+        $(".product_page strong").parent('p').css("margin-bottom","0px");    
      });
     
 
diff --git a/docs/zh_CN/README.md b/docs/zh_CN/README.md
index 24d1d58a..780dac4b 100644
--- a/docs/zh_CN/README.md
+++ b/docs/zh_CN/README.md
@@ -212,7 +212,7 @@
       {a:"/#/zh_CN/hat/hat-joystick", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/joystick_hat_01.jpg", p:"Joystick"},
       {a:"/#/zh_CN/hat/hat-finger", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/finger_hat_01.jpg", p:"FINGER"},
       {a:"/#/zh_CN/hat/hat-servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/servo_hat_01.jpg", p:"SERVO"},
-      {a:"/#/zh_CN/hat/hat-puppyc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/puppyc_01.jpg", p:"PuppyC"},
+      {a:"/#/zh_CN/hat/hat-puppyc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/puppyc_01.webp", p:"PuppyC"},
       {a:"/#/zh_CN/hat/hat-8servos", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/8servos_01.jpg", p:"8Servos"},
       {a:"/#/zh_CN/hat/hat-bugc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/bugc_hat_01.jpg", p:"BugC"},
       {a:"/#/zh_CN/hat/hat-cardkb", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/cardkb_hat_01.jpg", p:"CardKB"},
@@ -220,7 +220,6 @@
       {a:"/#/zh_CN/hat/hat-joyc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/JoyC_01.jpg", p:"JoyC"},
       {a:"/#/zh_CN/hat/hat-18650", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/18650C_01.webp", p:"18650C"},
       {a:"/#/zh_CN/hat/hat-powerc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/hat/PowerC_01.webp", p:"18650C"},
-
     ];
 
 
@@ -241,8 +240,6 @@
       {a:"/#/zh_CN/base/iiot_dual_switch_kit_with_core", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/base/iiot_dual_switch%20kit_with_core_01.jpg", p:"IIoT Dual-Switch Kit"}
     ];
 
-
-
    var accessory_list = [
       //Accessory
       {a:"/#/zh_CN/accessory/converter/grove_t", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/grove_t_01.png", p:"Grove-T"},
@@ -258,7 +255,7 @@
       {a:"/#/zh_CN/accessory/glass_panel_repair", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/glass_panel_repair_kit_01.jpg", p:"Glass Panel Repair Kit"},
       {a:"/#/zh_CN/accessory/485t", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/485t_01.jpg", p:"485T"},
       {a:"/#/zh_CN/accessory/watch", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/watch_01.jpg", p:"Watch"},
-      {a:"/#/zh_CN/accessory/sg90_servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/servo_01.jpg", p:"SG90 servo"},
+      {a:"/#/zh_CN/accessory/sg90_servo", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/accessory/servo_01.webp", p:"SG90 servo"},
     ];
 
    var aluminium_list = [
@@ -349,6 +346,7 @@
         $("#core .mask a").eq(7).attr("href", "#zh_CN/quick_start/m5stickc/m5stickc_quick_start");
         $("#core .mask a").eq(8).attr("href", "#zh_CN/quick_start/m5stickv/m5stickv_quick_start");
         $("#unit .mask a").attr("href", "#zh_CN/quick_start/m5camera/m5camera_quick_start");
+        // $("#unit .mask a").eq(4).attr("href", "#zh_CN/quick_start/unitv/unitv_quick_start");
         $(".product_page strong").parent('p').css("margin-bottom","0px");
      });
     
diff --git a/docs/zh_CN/faq.md b/docs/zh_CN/faq.md
index d9c2ddfb..e7398be9 100644
--- a/docs/zh_CN/faq.md
+++ b/docs/zh_CN/faq.md
@@ -298,7 +298,7 @@
 
 <script>
 
-$(".faq-item").on('click', function() {
+$(".faq-item .faq-title").on('click', function() {
                 $(this).toggleClass('open');
             });
 </script>
\ No newline at end of file
diff --git a/docs/zh_CN/quick_start/unitv/unitv_quick_start.md b/docs/zh_CN/quick_start/unitv/unitv_quick_start.md
new file mode 100644
index 00000000..36d8f752
--- /dev/null
+++ b/docs/zh_CN/quick_start/unitv/unitv_quick_start.md
@@ -0,0 +1,4 @@
+# quick start
+
+
+lalalal
\ No newline at end of file
diff --git a/docs/zh_CN/unit/unitv.md b/docs/zh_CN/unit/unitv.md
index 638ba545..11396bf8 100644
--- a/docs/zh_CN/unit/unitv.md
+++ b/docs/zh_CN/unit/unitv.md
@@ -241,3 +241,5 @@ Kendryte K210 是集成机器视觉能力的系统级芯片 (SoC)。使用台积
 ## 原理图
 
 <img src="assets\img\product_pics\unit\unit-v/unit_v_09.jpg" width="30%" height="30%"><br>
+
+