Low Temperature, safe & Durable. Low Power, Environmental Protection. Special photoelectricity control, three steps current application. Long Life with 500000 Operations. MOV Provides Reverse Current Protection. Superior Strength Aluminium Alloy, Solid Stainless Steel Bolt. Autolock Time Delay: 0,3,6,9sec. Double protection for loading current. Auto-relock if no Action within 5 secs. Photoelectricity Control, Low Temperature. A:The Low Current is Changed immediately B:When door frame doesn`t coincide with door leaf , door leaf against the bolt, then the electric bolt will start the low-power function to bring low temperature C:The Photoelectricity Control Technology, prevent the machanical defect Parameter. Fail secure, NO mode (Locked when power is removed). Lock Body: 260Lx30WX48H(mm). Magnetic Plate:100Lx25Wx2.5W(mm). Bolt: 16mmDIA, stainless steel 16mm throw. LED: Light on indicates locked, light off indicates unlocked. Suitable For: Wooden Door, Glass Door, Metal Door, Fireproof Door. Surface Temp: Low Temperature. Detection Distance: Within 8mm. Operating temp: -10+55C(14131F). Operating Humidity: 090%(non-condensing). Special Designed: Tested to 500,000 cycles. Material: 304 stainless steel, wire draw finishing. Induction Distance: Within 8mm. The item “Fail Secure NO Electric Latch Bolt Lock With Cylinder for Wooden Meal Glass Door” is in sale since Monday, April 27, 2015. This item is in the category “Consumer Electronics\Other Consumer Electronics”. The seller is “unacart12″ and is located in Shenzhen. This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Australia.