Parameter:Product ItemCaibo power bankProduct NOQ5Battery CellLithium-ion battery 18650Specification88*57.8*21.6(mm)out-put voltage(V)DC5Vout-put current(A)1.0A/2.1Ain-put voltage(A)DC5Vin-put current(A)1.0A MAXStandard charging voltage(V)5.0VRestrition charging voltage(V)5.0V±0.25VCapacity(mah)xxxxx Mah (Negotiable)Product Feature: 1.Strong metal case,Website:://.cbtgdesign.com, factory price, CE/FCC/Rohs certificatel.2. High quality 6000mAh battery, over 500 times life cycle (  power bank for samsung galaxy tab   capacity from 5600mAh to 7800mAh)3.Build in proprietary software to control and regulate temperature, voltage and current.4. Easy-to-carry, more convenient and popular and can charge anytime and anywhere.