ITEM NAME:Smart Car Kit ESP8266 WiFi Control Lua 2WD ESP NodeMCU Smart Car for Arduin H3J7 Smart Car Kit ESP8266 WiFi Control Lua 2WD ESP NodeMCU Smart Car for Arduin H3J7 Using ESP-12 DEV KIT shieldmodule development extend the output ports for ESP-12 DEVKIT: SPI, UART, GPIO, AI and 3.3 V power interface extend motor-ways, so it can directlydrive motor-ways the design of a power supply switch The voltage for the motor: 4.5 V-36 V the voltage for ESP Control card: 4.5 V 9 V the disparate power ESP andmotor card to avoid the interference. Color: picture color Material: PC + metal Package Contents: 1* ESP-12E L293D Motor Shield 1*NodeMCU Development Board 1Set*Carchassis Kit 1*Male to Male Cable