universal charger for mobile phone 1.easy to use,charged easily 2.with light weight and pretty outlooks 3.carried easily with small volume 4.long wearing Baterry type:Lithium polymer battery Size:90x62x16(mm) Weight:90.2g Capacity:2800mAh Input:500mA MAX Output:800mA MAX Guarantee:>500 times Charge time:Around 4 hours All certificated by CE, FCC, ROHS.