Safe Box -4 Digit Key Lock Box Wall Combination Lock Box Green Highlights Generic Brand Key Lock Box 4 Digit Wall Combination Lock Box Green Description: Durable material: This box of key lock is made of zinc alloy which can protect the box from hammering, sawing or prying. High Security: This product is an adjustable combination lock with 4 dials. It can offer 10000 combination. Large Storage Capacity: The box has a large space that you can place 5 keys (smaller than 90mm) at most. You can put your keys or car keys in it when you go to work or on vacation. Easy to use: It is easy to install and use. Wide Application: Suitable for outdoor use or being wall mounted for fire escape, vacation home, pet sitters, etc. Specification: Material: Zinc Alloy Size: Length: Approx. 112mm / 4.41in; Width: Approx. 87mm / 3.43in; Height: Approx. 37mm / 1.46 inch Package Include: 1 Piece Key Lock Box 1 Piece User Manual 4 Set Screws 4 Piece Expansion Tube