POWER TO LOCKPOWER TO OPEN changeable on site, STAINLESS STEEL STRIKER Extra strength for latch, EXTRA SECURITY 3 hardened locking pins, CONTNUOUSLY RATED SOLENOID, Solenoid can be continously powered, INSTALLATION TEMPLATE Easy to use stick-on template for faster installations, IP56 WEATHER RESISTANT OPTION AVAILABLE, 100 SUITABLE FOR 15 MM (58) LATCH.