• Product size:L250*W32*H34 mm
• Strike size: L44*W15 mm                                       
• Working Vatoge:12VDC                                                          
• Working current:140mA(NC), 170mA(NO)
• Weight: 0.38Kg
• Suitable for wooden door and metal door
• Fail Secure: choice model ES-250KB(NO)
• Fail Safe: choice model ES-250KB(NC)