HomeProductsIntrusion AlarmDoor Contact Door Contact Price: USD 3 pcsMinimum Order Quantity: 100 pcsBrand Name: AthenalarmDelivery Time: 1-3 weeksSupply Ability: 10000 pcs/month ORDER NOW CHAT NOW Technical Data Dimension49*25*15mmCurrent0.5AVoltage100VPower10WInduction distance30-40mmConnection methodWire 250mmSignal outputNormally closedFixing methodSurface screw installationShell materialZinc alloyShell colorGray