Product Name : Deadbolt Releaser (with patent)
Model : DAR-24
Deadbolt releaser is the device installed on the door panel to pair with the general deadbolt lock which is installed on the door jamb for auxiliary releasing the bolt during either in damaged or power failing condition. Especially for the fail safe type power bolt which is unable to release the bolt during power failure.
Suitable for deadbolt: DA-64, DA-62A/D series, could support dead bolt of other brand also.
For aluminum, steel, wooden or brass door