The DECIMATOR 12V DC POWER SUPPLY : MD-HX is compatible with virtually all household AC power in use around the world and converts the AC power to 12 VDC. It is suitable for use with the DECIMATOR MD-HX, MD-CROSS, and DMON-4S and features a pin-positive coaxial connector with a locking collar to prevent accidental kick-outs when used with those products. The power supply adheres to a power efficiency rating of level 5 to reduce electrical usage when not powering your device.