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4000mAh alluminium alloy slim power bank with CE&RoHS 1.Battery Cell: A polymer battery
2.Real Capacity: 3.7 V 4000mAh
3.Input: DC5V, 1.0A micro usb
4.output: DC5V, 1.0 A USB
5.Dimension :113x68x8mm
6.Bare weight 128g
7.Color: white,blue, gold ,silver or others for OEM
8. Warranty:1 year
9. Certification: CE,FCC&RoHS
10.With a cable,you can feel free to charge for iphone,samsung,ipad,tablet,loptop,and universal mobile
