stitchway ultrapower 1900 mah black backup battery charger for iphone 4 4g 3gs 3g ipod itouch-external portable rechargeable
works for iphone 4 and 4g . also iphone 3gs 3g 2g itouch ipod . if your apple device depletes its battery early in the day then this is a must have accessory for you . you plug the handy light weight less than 2 ounces portable stitchway iphone battery booster into the input port of the phone and you get a rapid total recharge . wire free . the charger attaches directly to the phone . . it will more than double the usage time of the phone . or you can simply attach the charger and if not used will fully recharge your depleted phone in about 2 hours . 1900 mah the largest capacity compact backup power for iphones on the market almost twice the charging power of a 1000 mah unit . note mah is how batteries are rated for capacity power . the higher the mah rating the more powerful the batteries . charge battery with same power cables that came with your iphone . works with 3g s 3g 2g iphones itouch all ipod nanos amp classic