Product details:
Solid steel construction, 19 ga steel plate housing, 11 ga steel plate door, floor or wall mount. Concealed, tamper-proof hinge, LCD display, hidden lock with two keys. Electronic combination can be programmed with codes up to 8 digits. Combination can be changed for maximum security. Electronic keypad uses four AA batteries (included). Outside dimension of 8 in H x 8 in W x 12-1/4 in D. Inside: 7-3/4 in H x 5-7/8 in W x 12 in D.