AccuCell Lithium-Polymer high-power-rechargeable battery suitable for NOKIA mobile phone:NOKIA 2650 rechargeable battery bauähnlich Nokia rechargeable battery BL-4C Quality mobile phone battery incl. electrical safety device for preventing overcharge and overheating.This rechargeable battery has a short-circuit protection. It`s possible to charge this battery with your existing charger.Technical specifications (no original Nokia mobile phone rechargeable battery):System: Lithium-Polymer / Li-Ion battery (je nach Verfügbarkeit)Voltage: 3,6 VoltCapacity: 700-720mAhDimensions (LxBxH): 53,3x34,05x4,3mmWeight: 16 GrammColor: dark-grayQuality rechargeable batteries consisting of brand name batteries e.g. Panasonic, Toshiba, Sanyo etc.