Electronic lock - Capacity 16 L - has 1 shelf Product Features Electronic Digital Lock Fine power coating finish. Complimentary mounting bolts and floor carpet. Two large strong locking bolts. 2 sets of combination code, user code and emergency code. Concealed emergency manual key lock. Low electricity consumption, 4X1.5v/LR 6 alkaline batteries last for over one year. Good for hotel, office and family use Single-Walled Safes Anchoring to Floor & Back Wall