MZ030161 Holding Force: 280kgs(610Lbs)Working Voltage: 12VDC or 24VDCWorking Current: 460mA(12VDC) or 230mA(24VDC),For Single Door Use,Surface Mounted,Door will open when power is off(NO COM),Suitable for wooden door, glass door, metal door or fireproof door,With LED lightCoil Material: Pure Cooper, large current, few residual magnet, low temperature, large force, long life,Size (L x W x H): 250 x 47 x 25mm