Compact portable backup battery contains 4,200mAh of power, enough to recharge a smartphone about twice
Eton Boost 4200 4,200mAh Backup Battery
Recharge Phones and Tablets on the Go
With 4,200mAh of power, this lithium-ion backup battery can recharge a smartphone about twice and also can charge your tablets. Thanks to its compact size, you can slip it into your pocket for on-the-go travel.
How Much Energy Is Left?
An LED indicator lets you know when the battery itself needs charging.
Good to Know
- One 2.1-amp USB port
- MicroUSB input for charging
- Condition: new
- Product dimensions: 5.1”x2.5”x0.4”
- Weight: 5.2oz.