... ROHS,patent Products features: Use high capacity battery,after full charger of the battery,the using time is longer than the before ... can save your ipad or MID ,and suport 5v charnger Battery Type: Polymer Lithium-ion rechargeable battery Capacity: 4400mAh @ 3.7V / 48. ... / AC 1A Protect function: short circuit,over-current,over-charging,and over-discharging Charging For: All Brand laptop, iPad, MID, ...