You are Buying a brand New And Factory Sealed Master Lock 5400D 9.6 cu in. Set Your Own Combination Portable Lock Box. Product Overview The Master Lock No. 5400D Portable Lock Box features a 3-1/4in (83mm) wide metal body for durability. The portable design offers removable "over the knob" installation. Set your own 4-digit combination for keyless convenience and increased security. The shutter door protects combination dials from weather, dirt and grime; and molded body and vinyl coated shackle prevent scratching. The Limited Lifetime Warranty provides peace of mind from a brand you can trust. Large capacity key lock box enables secure storage of up to five keys; fits most ball, biscuit, and tulip door knob styles Set your own four-digit combination lock box; reset the combination for thousands of personalized combination code options For indoor and outdoor use; key safe is constructed with a metal body for durability, vinyl coated shackle to prevent scratching, and shutter door to protect combination dials from weather Exterior dimensions: 6-1/3 in. (16.1 cm) H x 3-1/4 in. (8.3 cm) W x 1-3/4 in. (4.4 cm) D; 13/32 in. (10 mm) diameter shackle with 1-13/32 in. (36 mm) L, 1-7/8 in. (48 mm) W Interior dimensions: 3.07 in. (7.79 cm) H x 2-3/4 in. (7 cm) W x 1 in. (2.5 cm) D; 9.6 cu. in. (24.4 cu. cm) volume Note: product may vary by store Portable set your own combination lock box Large capacity enables storage of up to 5 keys Fits most ball, biscuit, and tulip door knob styles.