2.1A Dual USB Power Bank Case 4x18650 Battery Charger DIY Box Case Kit
Brand new and high quality
Dual USB ports makes it more convenient for you.
2 LED light reminds stock energy.
LED indicator, showing charging status and on/off status.
Environmentally friendly and economic efficiency.
Provides extra backup power to all devices that supports USB charging.
Support replacement of 18650 Li-battery. Easy to use and secure
Can install 4X 18650 battery (battery is not included, and you need to weld the batteries and the PCB board yourself)
Can also be use as Battery charger for 18650 batteries
Function: power bank and rechargeable 18650 battery charger
Plug and Play, power output using the USB port, plug the data cable to achieve portable, ready to charge
Compatible with: iPhone6 plus/6/5S,Samsung Galaxy S2/S3/S4, Note 2/3/4, HTC, Sony, Motorola and other cellphones with a micro usb socket(can charge all cell phones with your own USB cable)
Cell type: 18650 battery?not included?