1. Used to drive DDSM400 wheel hub motor, with 6 DDSM400 motor interfaces on board 2. Based on ESP32-WROOM-32 module, supports multiple wired and wireless communication methods, supports JSON interaction, and is convenient for host computer control 3. Provides easy-to-use DDSM400 wheel hub motor control routines and SDK 4. Integrated WEB application for controlling and setting DDSM400 wheel hub motor, convenient for debugging, and can communicate directly with the wheel hub motor through Type-C interface 5. Supports installation of for , integrated 5V buck regulator circuit, can power for , communicate through GPIO serial port, and reduce wiring complexity Main control module: ESP32 Power supply interface: , 5.5x2.5mm DC Power supply voltage: 9V-28V Communication interface: UART, Type- 2 Wireless communication: 2.4G WIFI Positioning hole diameter: 3mm Positioning hole spacing: 58x49(mm) The product appearance and printed words depending on the batch, but this does not affect use Colour:Black Material:PCB Package Contents: 1 x Driver Board Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.