magnetic lock with built-in LED Magnetic Lock Size: 250Lx48.5Wx25H(mm)Armature plate: 180Lx38Wx11H(mm)Holding ... /250mASignal Output: Dry Contact,Max Rating of Contact Current 3ALED red indicates the door is unlock,Green indicates the door is ... lockSuitable for: Wooden door , Glass door ,Metal door , Fireproof doorSurface Temp: ...