12 volt DC Switching Power Supply. Perfect 12v source for chargers that need up to a 9A input. Nice compact design on this 100 watt power supply with terminal block for your connections. A/C Input: 110V 60Hz, D/C Output: 12V, D/C Current: 9A max, continuous Output Voltage Protection: 115-135%, Output Current Protection: 110-150%, Operating Temp: -14 to 122 deg F, Dimension: 7.8" x 3.9" x 1.5"