... :13.3mm4.Input:DC5V,500mA5.Output:DC5V,1A6.Function:LED indicator,With Torchlight7.Adequate for:Mini USB,Blackbettery,Samsung,Apple, ... endurance ability, durable electricity; Five-range blue light electricity indicator light, convenience and easy to use; more practical than ... )Power indication functions“In”=connecting point:.Green liht or led light flashing indicates,it’s being charged,Green light off ...