Product Review

Battery Case Box Holder for 4 x 18650 Li-ion 3.7V Batteries Cell;
Stainless steel shrapnel to fix batteries, pole soldering type, easy to install;
Use this case with your own batteries to DIY rechargeable power system supply.
Please note that the batteries are not included here.
Package Content : 2pcs x 3.7V 18650 Battery Holder Box;