The powerful 4500mAh Rechargeable External Battery all-round comprehensive hard-shell design and Anti-sliding back plate protects your phone from drops and scratches.
High capacity Li-polymer battery doubles your run time without adding unnecessary bulk yet small and convenient enough to fit easily in your hand or in your pocket.
With cut-out for the camera, and easy access to all buttons and switches without having to take the battery case off.
Power-saving on / off switch conserves available battery . LED indicators show available battery power at a glance. Data Sync available.
Built-in protective circuit board, avoid short circuit, over charging, over heating.