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3V - 12V Universal Power Supply, 27W, 2250mA Incl. 8x DC adapters Max: 27W Max: 2.25A Cable length 1.8 meters Power consumption without load: 0.04 watts Switching power supply for charging and operating DC devices such as video cameras, routers, scanners, radios, dart boards, baby monitors or toys Thanks to the replaceable round plugs, the mains adapter saves on the purchase of additional chargers and adapters The output voltage can be adjusted using a switch: 3 V / 4.5 V / 5 V / 6 V / 7.5 V / 9 V / 12 V at 2.25 Amps The tension can be easily adjusted using the included wrench