Shenzhen Samson Power Technology Co., Ltd. [China]

Voltage/Load: 5V/1A Nominal capacity: 4000mAh Dimension:119*32*32mm

 Voltage/Load: 5V/1ANominal capacity: 4000mAhStandard charging voltage: 4.2VOutput no-load circuit: 4.8 to 5.3VStorage temperature: -20 to 40Over-current, -voltage and -load protectionsPortable, lightweight, small in size and convenient to carryPacking:1 piece/polybag and 100 pieces/carton

4000mAh Power Bank with LED flashlight