Custom Gifts Technologies powerbank Promotional Portable Power Bank Get Samples 18650 21700 battery power banks for mobile phone
Output Interface:Single USB
Input Interface:Mini USB
Protection:Over-discharging, Short Circuit Protection, Over-charging, Low Tension
Battery Type:18650 Lithium Battery, 21700 Lithium Battery
Outport:5V/1A
Input:5V/1A
Keywords:Key Chain
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