Innovative Digital USB Cell Phone Emergency Charger for Samsung Galaxy S4, S3, S2, S and Adriod phones. Samsung Galaxy S6,S5, S4, S3, S2, S charger with the USB interface Ideal solution for charging your cellphones/ MP3 Players/ PDAs/ DVs when main power is not available or in an emergency Compact design for easy carry only 3" x 1.4" x 0.75" 2 ounces Red LED indicator lights up and power is being generated while your device /phone is being charged Durable and lightweight,