The ED20 digital door lock is a commercial mechanical door lock suited to both a domestic and commercial setting - ideal for use in storerooms, residential projects, retail cupboards/offices, sheds, and garages. Quick and easy to install on left or right-hand doors, this lock is suitable for doors 35-55mm thick. Featuring both a quick code change, key override, and hold-back function, this digital lock will provide ease of use while maintaining security. With the low-maintenance weather-resistant satin chrome finish and rubber weather seal, the combination code lock is ideal for bin stores and outdoor locations. Tested and approved for use on 30 and 60 minute fire doors - fit with intumescent kit code 72057 142mm (H) x 41mm (W) x 36mm (D) 4 Digit Code Easy code change allows you to change the code without taking the lock apart 1 User Code Supplied with 2 keys 60mm Latch Backset 7mm Follower Non-Handed Suitable for doors 35mm - 55mm thick Over 800 Possible Codes Suitable For Internal and External Use Comes With Lock, Latch & Fixings Key Override function Hold Back Facility - Allows Free Passage 13 Code buttons