New Portable USB Battery Phone Charger Case DIY Box Kit Golden

Features:
Made of fine quality material, safe to use.
Easy to install and use.
Lithium battery charger DIY box for all cellphones with a micro USB socket.
You are required to assemble them yourself, and the battery is not included.
Plug and play, power output using the USB port, plug the data cable to achieve portable, ready to charge.
Different kinds of colors for your choice.