
This universal battery charger is compatible with AA and AAA size Ni-MH and Ni-CD rechargeable batteries. It features a Micro USB input for power and allows simultaneous charging of multiple batteries.

This charger is compatible with 1-2pcs Li-ion 3.7V rechargeable batteries with a diameter of up to 26mm and a height between 34mm-70mm. It can also function as a power bank to charge mobile devices and activate 0 voltage lithium-ion batteries.

This 3.7V 150mAh lithium polymer battery provides a compact and reliable power source. It is ideal for use in wearables, IoT devices, and other portable electronics.