D1 Mini Battery Shield

D1 Mini Single Lithium Battery Charging & Boost Shield

Features:
Charging Voltage: max: 10V, recommend: 5V
Charging Current: max: 1A
Lithium Battery voltage: 3.3-4.2V
Boost Power Supply: 5V(max: 1A)

Pins:

D1 mini Shield
5V 5V(max: 1A) Power Supply
GND GND

Ports:

Port Introduction
XH2-2.54MM (Port 1) Connect to lithium Battery (normal 3.3-4.2V)
Micro USB (Port 2) Charging port (normal 5V)
Green LED Lights when charging is completed
Red LED Lights when charging
J1 Setting Max charging current 0.5A or 1A
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