Exterior measurements (H*W*D): 8" * 12" * 8" (20*31*20 cm) Temperature: 11L Thickness (door panel/box body): 4/2mm; freely register a code of three to eight digits Net Weight: 6.4 lbs. Mounting: affixed to the wall or the ground One safe, two mechanical keys, one user handbook or fitting instructions, and two expansion bolts are included. enclosed in a colored box