![Amazon.com: Creality BLTouch V3.1 Auto Bed Leveling Sensor Kit for Creality Ender 3 V2/Ender 3/Ender 3 Pro/Ender 3 Max/Ender 5/Pro with 32 Bit V4.2.2/V4.2.7 Mainboard 3D Printer : Industrial & Scientific Amazon.com: Creality BLTouch V3.1 Auto Bed Leveling Sensor Kit for Creality Ender 3 V2/Ender 3/Ender 3 Pro/Ender 3 Max/Ender 5/Pro with 32 Bit V4.2.2/V4.2.7 Mainboard 3D Printer : Industrial & Scientific](https://m.media-amazon.com/images/I/71xK2H+qLcL.jpg)
Amazon.com: Creality BLTouch V3.1 Auto Bed Leveling Sensor Kit for Creality Ender 3 V2/Ender 3/Ender 3 Pro/Ender 3 Max/Ender 5/Pro with 32 Bit V4.2.2/V4.2.7 Mainboard 3D Printer : Industrial & Scientific
![BLTOUCH V3.1 MARLIN 2.0 G28 Fails - does not deploy or self test - ENDER 3 [Board=4.2.2] STM32F103RET6_Creality · Issue #20628 · MarlinFirmware/Marlin · GitHub BLTOUCH V3.1 MARLIN 2.0 G28 Fails - does not deploy or self test - ENDER 3 [Board=4.2.2] STM32F103RET6_Creality · Issue #20628 · MarlinFirmware/Marlin · GitHub](https://user-images.githubusercontent.com/17605608/91329548-a9552500-e79e-11ea-86e4-462a503cc92c.png)
BLTOUCH V3.1 MARLIN 2.0 G28 Fails - does not deploy or self test - ENDER 3 [Board=4.2.2] STM32F103RET6_Creality · Issue #20628 · MarlinFirmware/Marlin · GitHub
![Ender 3 V2 BLTouch Firmware Installation Guide by Smith3D.com [Updated –13 November 2022] - Smith3D Malaysia Ender 3 V2 BLTouch Firmware Installation Guide by Smith3D.com [Updated –13 November 2022] - Smith3D Malaysia](https://smith3d.com/wp-content/uploads/2021/01/zswitchstop.jpg)