16.5 VAC 2400 mA 40 Watt Wall Adapter Transformer Features: Manufacture: ReliaPro Manufacture Number: MGT1640 Input Voltage: 120VAC Output Voltage: 16.5VAC @ 2400mA Output Connector: Screw Terminals w/ Green LED Case Color: White Dimension: 3.2" x 2.2" 1.9" (H x W x D) Weight: 0.9 lbs. Efficiency Level: CEC Level IV Agency approvals: UL