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Keystone ECO Booster 2.0i
Battery Pack for Android & iPhone 5/4S/4
Keystone ECO Booster 2.0i is an ultra slim 2000 mAh battery pack with a built-in retractable Micro USB cable that charges all smart phones that use Micro USB power input. Simply pull out its built-in Micro USB cable and connect to your smart phone, the blue LED indicators will light up showing the charging is in place and the power level in the Booster. One unique feature of the Booster is that it is attachable to the phone. The Booster has a removable protective cover with a built-in stand. Inside the cover is an adhesive pad for attaching to the back of your smart phone while charging. Put the removable protective cover to the other side of the Booster will enhance the grip of your phone. You can also open the stand and view and charge at the same time. The adhesive pad is removable and washable for repetitive use. Keystone ECO Booster 2.0i comes with a iPod/iPhone 4S/4 adaptor and a iPhone 5 adaptor so it is truly a universal back up battery and a must-have accessory fo
iPhone 4S/4 & iPhone 5 adaptors included
Ultra Slim & Lightweight
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  • 2000 mAh, rechargeable Lithium-Polymer battery
  • Built-in retractable Micro USB Cable for charging Smart phones and other electronic devices using Micro USB power input
  • iPhone 4S/4 and iPhone 5 adaptors included
  • Attachable to back of smart phone with the built-in adhesive pad while charging
  • Removable snap-on cover to protect the adhesive pad or use as a stand vertically or horizontally
  • Battery check button & LED indicators
  • Ultra slim & lightweight