... ,ROHS standards,with light weight and pretty outlooks for iPad external battery,with CE,FCC,ROHS standards Usage:1. Easy to Use ... adacpter. 4. Charging Display:4 LED lights on left upside flash when charging the Iphone /iphone4g&/Ipod/Ipad series products, no ... flash when the power is lower than 2.8V, showing the capacity of the battery when pressing the button ...