... Type: Polymer Lithium-ion battery Portable Battery Charger compatible with iPhone4S and Tablet PcProducts features: Battery Type: Polymer ... timesWorking Temperature: -10°C to + 55°C Storage & Shipping Temperature: -20°C to + 70°CCompatible with all digital devices, such ... ) Apple iPod nano,iPod Classic,iPod Touch,Apple iPhone / iPhone 3G,iPhone 3GS,4G,iPadBlackberry, HTCHandheld game consoles (PSP,NDS ...