Compatible with node MCU.
18650 charging system integration.
LED indicator (green for full, red for charging) can be used while charging.
Switch control power supply.
SMT connector available for sleep mode
Additional LED Programmable (gpio16)
0.5a charge current
Over discharge protection
10 digital pin read / write / interrupt / PWM / I2C / line support (except D0)
The analog input should be careful “+ -“.
Packaged without battery.
1 * Wemos D1 Mini WiFi Module with 18650 battery slot
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