Master Lock 5425D 4 Pack 2-7/8in. Combination Light Up Dial Wall Mount Lock BoxThe Master Lock No. 5425D Wall Mount Light-Up Dial Lock Box features a 2-7/8in (72mm) wide metal body for durabilityThe large, easy to read light-up dials, combined with resettable combination functionality, provide a secure storage location for spare keys and access cardsDials light up automatically each time the weather cover is openedDurable weather cover prevents freezing and jammingThe wall mount design offers permanent installation