This TP4056 1A Li-ion lithium Battery Charging Module – Micro USB is a tiny module, perfect for charging single cells. Based on the TP4056 charger IC this module will offer 5V 1A charge current.
With Mini-USB onboard connector, you can directly connect to computer USB port for battery charging. If USB is not available you can use an external source voltage at IN+/IN- pads, it is great for DIY projects. It is small size and lightweight.