Best. One-hour UL classified fire protection combined with the theft deterrence of quarter-inch steel make Sentry Fire-Safe commercial safes the heavyweight champs in office, industrial or commercial settings. Safes come with a combination lock or an electronic lock with a key lock.2 multi-position shelves and locking drawer allow flexible personal organization (model S6770 has 1 shelf.) All commercial safes come with built-in wheels for maneuverability. Most have 5 live-locking bolts with continuous bolt on hinge side of door; model S6770 has 3 dead bolts instead of continuous bolt. Four AA batteries required (not included).All models come with your choice of delivery.Dock to Dock Delivery: Motor freight company backs truck to a trailer height dock. Customer provides equipment and labor to unload product from trailer. Movement from truck, movement within building, and inside delivery are not included.White Glove Delivery (Dock to Inside Delivery): Motor freight will move product from