Detex ECL-230D Battery Alarmed Deadbolt Panic Device ECL-230D-PH. The ECL-230 is a code compliant, battery alarmed, rugged dead bolt, panic device with steel plate and photo-luminescent sign providing managed security and a 100 decibel alarm for secondary exits. Detex ECL-230D Installation Instructions Attack resistant design withstands over 2200 lbs. of outside pull force Proven durability and reliability at a reasonable price Reduces employee and customer theft Single point, 1" throw dead bolt Saw resistant dead bolt Corrosion resistant alloy lock body 100 decibel alarm, powered by 9-volt battery (included) Easy to install Door Types - Wood, Hollow Metal or Aluminum Door Thickness - Fits standard 1-3/4" - 2-1/4" Minimum standard door width for ECL-230D is 20" Minimum standard door width for ECL-230D-PH is 34" Time tested construction resists attack from the inside Durable steel plate with photo luminescent sign absorbs light to then “glow in the dark” when lights are dimmed Easy to see if the lights go out Straightforward operation that everyone understands Accepts 5-pin through 7-pin standard and interchangeable core rim cylinders Resetting the alarm can only be accomplished with a control key Non-handed Locking and unlocking the dead bolt always arms and disarms the alarm