ESP8266 Serial WiFi ESP-WROOM-02 Remote Wireless Module
With a simple step， make your device controlled via WIFI by using cell phone or laptop，and also can be networked via wifi router.
Features:
Mini size and powerful functionStable performance and enhanced design. With a new 4-layer design， compared to the previous two layers， stability and anti-interference ability are betterAP + STA mode. AP + STA can coexist， meet most customer requirementsMake your device controlled via WIFI by using cell phone or laptop，and also can be networked via wifi router
Specifications:
Power supply: 3VWorking Current: 70mA-200mASize:20 x 14 x 3mmWorking temperature: -20\u2103-80\u2103
Package included:
1 x ESP8266 Serial WiFi Module