... Cell Major uses: Cell phones, laptops, Bluetooth headsets, digital cameras,, Portable DVD, MP3, MP4, PDAs, Major uses: Cell phones, laptops, Bluetooth ... headsets, digital cameras, digital cameras, Portable DVD, MD, CD, MP3, MP4, PDAs, Electric cars, miner's ... 49.8 1800 ≤60 3.7 38 Aluminum Li ion rechargeable Battery Cell