5Pcs NodeMCU LUA Shield ESP8266 Serial Port ESP-12E WIFI Expansion Board

100% Brand New and High Quality.

Shape: Same as the picture show
1. Size: 60mm x 60mm
2. Wireless 802.11 b / g / n Standard
3. Support STA / AP / STA + AP three operating modes
4. Built-in TCP / IP protocol stack to support multiple TCP Client connections (5 MAX)
5. D0 ~ D8, SD1 ~ SD3: used as GPIO, PWM, IIC, etc., port driver capability 15mA
6. AD0: 1 channel ADC
7. Power input: 4.5V ~ 9V (10VMAX), USB-powered
8. Current: continuous transmission: 70mA (200mA MAX), Standby: <200uA
9. Transfer rate: 110-460800bps
10. Support UART / GPIO data communication interface
11. Remote firmware upgrad (OTA)
12. Support Smart Link Smart Networking
13. Working temperature: -40 C ~ + 125 C

Package included:
5Pcs

Shipping:
Free Shipping
Delivery Time: 2-6 working days

Warranty:
Returns: Customers have the right to apply for a return within 60 days after the receipt of the product
24-Hour Expert Online: Solve your installation and product problems