... headsets, digital cameras,, Portable DVD, MP3, MP4, PDAs, Major uses: Cell phones, laptops, Bluetooth headsets, digital cameras, digital cameras, Portable DVD ... , MP4, PDAs, Electric cars, miner's lamp and satellite communication system Features: 1, Specific energy, and light weight. 2, Long cycle ... 1800 ≤60 3.7 38 Aluminum Li ion rechargeable Battery Cell