USB Portable Power Backup Battery Charger Android Abe Cartoon Cell Charger (green) Portable Cartoon Android 6000 mAh Mobile Power Bank Samsung Rechargable Battery Lithium-Ion Input DC 5.0 Volt / 1 amp takes about 3 hours to fully charge "Clean" system - will not overcharge and takes only what it can absorb Includes Universal USB charge adapter to use your cell phone adapter