G201's capacity is up to 59.2wh and higher than that of a typical ibm notebook computer battery (48wh), or equivalent to 20 times of the capacity of a popular mobile phone battery (3.7v and 800mah). G201 series is suitable for charging most leading notebook computer, mobile phone, digital camera, dv and other digital products. When purchase a g201 device, customers need to choose charge adaptors correspondingly based on their specific equipment models. Charge adaptors are low price, safe and easy to use. Technical specification Model: g201 Capacity 59.2wh (16000mah) Rated output voltage: 3v/4.2v/5v/6v/7v/8.4v/9v/12v/16v Charge time: about 6 hrs (totally discharged) Weight: 542g Dimension: 211.5mmx115mmx26.7mm Box