DIY PBC6 Power bank housing with PCB LED torch 5 cell 18650DIY Power bank housing shell with PCB and nice LED torch compartment for five cell to acheive more capacity, ever wonder to make your own high quality power bank insead purchasing from market low level fake capacities power bank, we have this power bank housing with intelligent PCB to charge battery with buck converter and boost converter to recharge your mobile phone with 3 USB ports and 4 level 25% 50% 75% and 100% backup status.Housing1: LED torch2: 4 Level backup status3: Size 140x60x32 mm4: 5x 18650 cell compartmentNote: All 3.7V 18650 cell must be connected in parallel to form 3.7V total and then wire them to PCB + to + positive and - to - Negative.we would suggest you use 1500mAh or 2000mAh 18650 cell from MegatronicsPCBPower bank controller PCB with three USB ouput 5V2.1A/1A/2.1A, Suitable batteries for this PCB is 18650 with 1500 or 2000mAh capacity 3.7V (Battery not included)1: Charge and discharge protection2: built-in lithium battery protection IC on the circuit board 3: Over voltage protection, 4: Over current protection,5: under voltage protectionCharging input requirements, 5V 1A, 2A or above.Package contents: 1x Housing shell with parts1x PCBNote: No battery is included in this package, we will suggest you use 1500mAh or 2000mAh Megatronics 18650 cell.