... 2. Capacity: 2000MAh 3. Color: black, silver Backup Battery Charger for iPhone 4S&3g* Battery Type:Lithium-ion battery* Capacity:2000mAh* Rated Input: 5V,800mA* Rated ... ,the width & depth is same as iPhone 3G* Weight:65gCompatible with:* Work for BlackBerry, all iPhone 4S&3G,iPhone,all iPod models,Mobile phones, Emergent Battery for Iphone&Ipod