This is UPS based on 18650 to provide you uninteruptable 3.3v and 5v at the same time . You can use this battery shield to power many products like Raspberry Pi, Arduino, esp8266, nodemcu and esp32 devices. At this version 18650 shield has a protection. The output current can reach 2A. This is enough power for 99% of arduino and esp projects.
What makes it special?
Battery protection(Over charge or Over discharge)
Micro USB port Input
Type-A USB Output
0.5A current charging
1 switch control USB output
5~8V Input Voltage
3V & 1A Output
5V & 2A Output
LED indicate(Green means full,Red means charging)
3V output port x3
5V output port x3
Specifications:
Input port: Micro USB
USB output type: Type-A
0.5A current charging
1 switch control USB output
Input Voltage:5~8V
Output:3V & 1A (x3)and 5V & 2A
LED indicate: Green means full,Red means charging
Size: 9.8x2.9cm
Note:
Be careful of "+" and "-", You should follow the direction of "+""-" on the PCB.If you put wrong direction, charging chip will be destroyed.