diff --git a/docs/index.md b/docs/index.md
index 9bb395be..8ad44816 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -155,6 +155,7 @@
       {a:"/#/en/unit/laser-rx", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/laser_rx_01.webp", p:"LASER-RX", sku:"U065" ,kw:"LASER"},
       {a:"/#/en/unit/laser-tx", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/laser_tx_01.webp", p:"LASER-TX", sku:"U066" ,kw:"LASER"},
       {a:"/#/en/unit/can", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/can.webp", p:"CAN", sku:"U085" ,kw:"CAN"},
+      {a:"/#/en/unit/iso485", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/iso485.webp", p:"Isolated RS485 Unit", sku:"U094" ,kw:"Isolated RS485"},
       //LED class
       {a:"/#/en/unit/neopixel", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/M5GO_Unit_neopixel.webp", p:"RGB LED", sku:"A035" ,kw:"RGB LED NEOPIXEL"},
       {a:"/#/en/unit/hex", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/unit_hex_01.webp", p:"HEX", sku:"A045" ,kw:"RGB LED NEOPIXEL"},
@@ -163,7 +164,9 @@
 
     const mini_unit_list = [
       {a:"/#/en/unit/tvoc", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/tvoc.webp", p:"TVOC/eCO2", sku:"U088" ,kw:"TVOC eCO2"},
-      {a:"/#/en/unit/pdm", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/pdm_mini_unit.webp", p:"PDM", sku:"U089" ,kw:"PDM MIC"}
+      {a:"/#/en/unit/pdm", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/pdm_mini_unit.webp", p:"PDM", sku:"U089" ,kw:"PDM MIC"},
+      {a:"/#/en/unit/bps", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/bps.webp", p:"Barometric Pressure Unit", sku:"U090" ,kw:"Barometric Pressure"},
+      {a:"/#/en/unit/imu", img:"https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/unit/imu.webp", p:"6-Axis IMU Unit", sku:"U095" ,kw:"MPU6886 IMU"},
     ];
 
    const hat_list = [