Universal Charger for Li-Ion/NiMh/NiCd Batteries from Digital Cameras, MP4s and Cell Phones Features Charges all old, present & future 3.6-3.7V Li-Ion battery packs, 1-2 3.6V Li-Ion round cells and 1-2 NiMh/NiCd AA/AAA cells etc. for digital cameras, MP4s, and cell phones by a bonding method. Microprocessor identifies 3.6-3.7V Li-Ion batteries & NiMh/NiCd cells and their +/- poles, and adjusts to charge automatically. Controls fast/trickle charge accurately to ensure battery charged swiftly and fully. Low-voltage battery activation. Over-voltage, short-circuit and over-time protections and defective battery detection. USB cable included for computer use. Specifications Input: 5V DC 500mA Stand-by Current: 30mA Charge Current: 500mA Max Dimension: 117(l) X 62(w) X 27.5(h) mm