Detailed Product Description Features Electronic operating system with EH keypad Electromagnetic lock with manual opening of the bolts through closing the knob. User code from 3- 8 digits combination. 20 second keyboard block after 3 faulty code entries. Red/green/yellow acoustic and optic feedback signal for code entry ,error,low batteries Finish:epoxy power coating Color:off-white,light grey,dark grey olive grey,Beige,black,red wine,dark green Power through 4 Batteries AA size User manual sticky label Solid steel construction Security fixings included Manual override Override Key included (master key or individual key option Model Dimension EA20 W310 X H200 X D200 mm EA25 W350 X H250 X D250mm EA37 W420 X H200 X D370 mm