AJMRTC Type-C USB 2A Lithium Li-ion Battery Charger Board, DC-DC Step Up Boost Module, 3.7V Charge to 4.2V Fast Charging Power Boost Module for 3.7V Lithium Battery DIY Power Bank Project

AJMRTC Type-C USB lithium battery charge and boost integrated module is a multifunctional power board. It can charge 3.7V Li-ion batteries with a 4.2V charge termination voltage, supporting maximum 2A charging current via Type-C USB input. This board also integrates DC-DC step-up boost circuit to raise battery voltage for your load devices. Multiple built-in safety circuits prevent risks of overcharging, over-discharging, over-current and short circuit to protect lithium batteries and the module itself. Compact PCB design saves space for your handmade projects. Widely used for DIY power banks, portable LED lights, small handheld gadgets and other electronic projects powered by 3.7V lithium batteries.

1. Brand: AJMRTC
2. Interface: USB Type-C Input
3. Charging Target: 3.7V Li-ion Battery, 4.2V Full Charge Voltage
4. Max Charging Current: 2A
5. Module Function: Lithium Battery Charger + DC-DC Step Up Boost
6. Protection: Overcharge, Over-discharge, Over-current, Short Circuit Protection
7. Application: DIY Power Bank, Portable Electronic Projects, 3.7V Li-ion Power Supply