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This IOT Wemos D1 Mini Board based on ESP8266 esp12e, Wemos d1 Mini is a WIFI board based on ESP-8266EX. 11 digital input/output pins,all pins have disturb/PWM/I2C/one wire supported (except D0) 1 analog input(3.3V max input) and a Micro USB connection. This Mini is a best board to develop WiFi-based IoT Projects. It uses the common ESP8266 Module for its IoT operations. With this product you can build advanced projects like you can control lights or appliances in the house.
Specification and Features of Wemos D1 Mini:-
Package includes:
1 x Wemos D1 Mini WIFI

Brand:
11 digital input/output pins, all pins have interrupt/pwm/I2C/one wire
supported(except D0)
1 analog input (3.2V max input)
Micro USB connection
Use BRT (Bias Resistor Transistor), easier into flash mode.
30% increase in burning area, more stable.
Sizes : 35 x 26 x 8 (LxWxH) mm.
Weight: 10 gm.
Board Color : Blue
Well-suited with Arduino
Compatible with Node MCU
Well-matched with MicroPython
11 digital input/output pins, all pins have interrupt/pwm/I2C/one wire
supported(except D0)
1 analog input (3.2V max input)
Micro USB connection
Use BRT (Bias Resistor Transistor), easier into flash mode.
30% increase in burning area, more stable.
Sizes : 35 x 26 x 8 (LxWxH) mm.
Weight: 10 gm.
Board Color : Blue
Well-suited with Arduino
Compatible with Node MCU
Well-matched with MicroPython