... headsets, digital cameras,, Portable DVD, MP3, MP4, PDAs, Major uses: Cell phones, laptops, Bluetooth headsets, digital cameras, digital cameras, Portable DVD, MD ... , Self-discharge of small, fast charge and discharge. N0 Model T ( +0 –0.4 )/mm W( ± 0.2)/mm H( ± 0 ... 1800 ≤60 3.7 38 Aluminum Li ion rechargeable Battery Cell