-Charge before using them to make them work longer.
-Can be widely used for battery string lights,TV remotes, flashlights, game controllers, smart home devices, digital cameras, and other everyday electronics.
Technical parameters:
Input voltage: DC5V
Input current: 2.0A
Output voltage: 1.53V (MAX)
Output current: 400mA (MAX) X 4 slot
Charging mode: pulse constant current
Indication mode: charging red light, full green light
Instructions for use
Use attention