Eton BoostBloc 4000 Back Up Battery PackItem Number: 29990106
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Keep your smartphone and other mobile devices fully charged with the Eton® BoostBloc 4000 Back Up Battery Pack. The long-lasting, powerful 4000mAH lithium battery pack provides you with power whenever and wherever you need it. Shaking the BoostBloc 4000 Back Up Battery Pack will light up the LED charge indicators to let you know how much battery power you have left.
- Back-up battery pack for mobile devices
- Rechargeable 4000mAH lithium battery pack
- Completely charged BoostBloc allows for full charging to multiple devices
- Micro-USB DC input to use with most smartphone chargers
- Standard USB port for charging mobile devices
- Shake the pack to light up LED indicators telling you how much power remains
- Small, lightweight for mobile power boosts
- Includes Micro-USB cable
- Dimensions: 1" x 2.2" x 2.2"
- Weight: 3.7 oz.
- Model: 527025, 527026, 527027
Country Of Origin: China