Merkury Innovations 4,000mAh Smartphone Backup Battery
- Recharges smartphones and other mobile devices via USB
- 4,000mAh capacity enough to provide a full smartphone charge
- Compatible with most USB-charged devices
- Micro USB cable included
- Compact design fits easily in a purse or laptop bag
- Arrives pre-charged and ready to use
- Dimensions: 4”x1.75”x0.5”
- Condition: new
- One-year warranty
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