TRUSTECH OLA10019 ESP8266 Nodemcu Esp8266 Wifi Internet of Things Development Board Cp2102 Iot, Breadboard + 60 Pieces Jumper Wires Set with 4 Way Relay Module Electronic Components Electronic Hobby Kit

OLA10019 ESP8266 Nodemcu Esp8266 Wifi Internet of Things Development Board Cp2102 Iot, Breadboard + 60 Pieces Jumper Wires Set with 4 Way Relay Module || The development kit based on esp8266, integates gpio, pwm, iic, 1-wire and adc all in one board. Power your developement in the fastest way combinating with nodemcu firmware usb-ttl included, plug&play 10 gpio, every gpio can be pwm, i2c, 1-wire fcc certified wi-fi module(coming soon) pcb antenna. || 4-channel relay control board module with optocoupler, 4 way relay module.4-channel relay output modules, relay output contacts 250a 10a.||60 Pieces of jumper wires;840 Points bread board;4 Way Relay:Size: 75mm (length) x 55mm (w) x 19.3mm (height)