Importer520 4in1 Combo (Blue, Green, Red, White) Light up Micro USB Charge & Sync Cable, Visible Current Flow for Samsung Galaxy S3 i9300, i747, L710, T999,i535 (AT & T, Boost Mobile, Cricket, Metro PCS, T-Mobile, Virgin Mobile, Sprint, Verizon, U.S.Cellular, Net 10, Tracfone, Straighttalk) Brand New Product EL FLOW CHARGING CABLE ONLY USE WITH 2 AMP A/C ADAPTER OR CAR ADAPTER IF POSSIBLE NEEDS TO BE RESET FROM WALL OR SOCKET IF LIGHTS GO OUT TRICKLE THEN SHUTS OFF WHEN CHARGED