Fail safe sturdiness electric bolt is for narrow door

Low Temperature, safe & Durable.
Low Power, Environmental Protection.
Special photoelectricity control,three steps current application.
Long Life  with 500000 cycles.
MOV Provides Reverse Current Protection.
Superior Strength Aluminium Alloy,Solid Stainless Steel Bolt.
Autolock Time Delay: 0,3,6,9sec.
Door statue signal output contact(NC.COM).
Double protection for loading current.
Auto-relock if no Action within 5 secs.
Certificate:CE&MA.
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.