T POWER 5V Ac Dc Adapter Charger Compatible with LiftMaster 828LM Garage Door Opener myQ Garage Interface Internet Gateway Chamberlain MyQ CIGBU Power Supply T-Power (TM) Made with the highest quality (( Extra Long 6.6ft cable cord )) Total Cord Length Is Extended to 6.6 ft Brand-new Input Voltage Range: AC 100V - 240V Compatibility: LiftMaster 828LM Garage Door Opener Internet Gateway Chamberlain MyQ CIGBU myQ garage interface S/N : 0100-036-D59 , 0100-026-97E / FCC ID: HBW7549 IC: 2666A-7549 Garage Door Opener MyQ Internet Gateway Chamberlain CIGBU CIGBU/C CIGBUC My Q Lift master Smart Phone Remote Control Garage Door GEO061B-0505 GE0051B-0505