DollaTek L293D WiFi Motor Drive Expansion Board Shield Module for NodeMCU ESP-12E ESP8266

Specification: ESP8266 WiFi Motor Drive Expansion Shield Board For NodeMCU ESP-12E Motor power supply (VM): 4.5V ~ 36V, can be powered separately Control power (VIN): 4.5V ~ 9V (10VMAX), can be powered separately Module provides short-circuit sub (short the VM and VIN), you can easily use one power (must 4.5V ~ 9V) while completing motor drive and control Logic Operating current Iss: ?60mA (Vi = L), ?22mA (Vi = H) Drive part of the work current Io: ?1.2A Maximum power dissipation: 4W (T = 90 ?) Control signal input level: High: 2.3V?VIH?VIN; Low: -0.3V?VIL?1.5V Working temperature: -25 ? ~ + 125 ? Drive Type: Dual high-power H-bridge driver ESP12E Dev Kit Control Port: D1, D3 (A motor); D2, D4 (B motor) Expand two-way motor-driven, two-way direct drive motor Onboard power switch Motor power, control power separation; In the experiment, by short-circuiting block the merger, the VIN and VM short, while power to the motor and the control board Package include: 1x DollaTek ESP8266 WiFi Motor Drive Expansion Shield Board(L293D)