Key cabinet for 50 keys Battery-operated electronic lock (without batteries) Mechanical emergency opening is possible with a key Mounting material is included Lock: Modern electronic lock with 100 million possible combinations Flat, non-protruding membrane keyboard with LED info Battery-operated using 4 x AA 1.5 V batteries (not included) Battery-saving mechanical locking/unlocking via turning knob Low battery indication via LED displays Mechanical emergency opening lock in case of emergency (no master code) with two keys Description: The body and door are made of quality sheet metal, Plastic powder-coated in light grey Includes 50 free key tags in the delivery Numbered and adjustable hook bars in the hook system Installation: Intended for wall mounting 4 holes in the rear wall Ø 5.5 mm Mounting material included The Rottner Key Cabinet Heidi 50 with a modern electronic lock is a battery-operated small cabinet designed for key storage and wall mounting. Our hook bars are adjustable