... four light on, 80%-100%2. Used A grade battery, Polymer batteries.3. Battery capacity: 1900mAh, enough capacity.4. 1900Ah of high ... charge, over discharge, over current and short circuit protection Specifications Battery tpye Lithium polymerCapacity1900 mAhDimensoin 59mmx 59mm x 18 mmWeight 62 ... power pack with harsh chemicals, soap or detergents Hot 2012 !! rechargeable battery charger for samsung