1. Compact travel mobile phone charger 2. Charges your phone on the move 3. Keeps almost discharged phone working for some emergency calls 4. Uses a single AA battery 5. Input AA battery voltage: 1.2 to 1.5V 6. Output voltage: up to 5.7V 7. LED charge status indicator 8. Net weight (without battery): 30g 9. Dimensions: 70 x 21mm 10. Supports phone series: Nokia 6101 and 8210 series, Samsung A288 series, Motorola V3 series (Mini USB 5pin connector), Sony Ericsson K750 series, Siemens C55 series