TP4056 - Li-ion Battery charger Module - 1A - Micro USB connector

This module can be used to charge standard 3.7V Li-ion batteries like 18560 battery. Micro USB port can be used to charge the batteries over USB port of computer or else external wires can be connected to IN+ / IN- inputs. Input voltage can vary between 4.5 - 5.5V only.

TP4056 Datasheet [external link]  

Features - 

• MicroUSB port for charging over USB port of PC.
• LED indicator for charging in process and charging finished.
• TP4056 charging controller and monitor chip
• Low cost and reliable solution for Li-ion battery charging
• Adjustable charging current.
• Linear charging with precision of 1,5%.

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