● LOCK BOX APPLICATION: For indoor and outdoor use; portable lock box is best used for key and access card storage; large internal cavity allows secure storage for multiple keys
● EASE OF USE: Resettable 4 digit combination for keyless convenience; Large Open Lever for more comfortable use; Removable shackle for easy installation
● LIGHT UP DIALS: Large easy to read light up dials for better visibility in low light conditions; Dials light up automatically each time the weather cover is opened
● DURABLE DESIGN: Lock box made to fit over a door knob for portable use; metal body and weather cover for durability, vinyl coated shackle and molded bumper prevent scratching; Fits most ball, biscuit, and tulip door knob styles
● SPECIFICATIONS: 2-7/8 in. wide lock body; 3/8 in. diameter shackle with 1-11/16 in. length, 1-13/32 in. width; Internal dimensions: 4-3/16 in. height, 2/38 in. width, 1 in. depth; replaceable Battery (installed)

The Master Lock No. 5424D Portable Light-Up Dial Lock Box features a 2-7/8in (72mm) wide metal body for durability. The shackle design offers over the door mounting for convenience. The large, easy to read light-up dials, combined with resettable combination functionality, provide a secure storage location for spare keys and access cards.