12V DC 24 Watts Power Transformer with On/off Switch AC-DC Power Supply with On/Off Switch. Input Voltage: 100-240V AC. Output Voltage: 12V DC, Current: 2A. Wattage: 24W. AC Wire 60", DC Wire 43". USA Style Outlet Plug. RoHS, FCC, CE, UL Approved. Overload and short circuit protection. Efficiency: 70%(MIN)at Rated Voltage Dimensions: 4.00" x 1.75" x 1.25" Applications: For LED tube/bar light, LED light ribbon use, etc.