Durable & Safe: the body is constructed with 2mm thick solid steel and the door is 4mm solid steel for more security; 3-8 digital PIN code, time out period after 3 incorrect combination attempts. With a tamper-proof hinge inside, keeping your valuables in secure.Battery Required: 4 x AA-Size 1.5V (provide for oneself) Easy to Install: Surface Mounted; It can be Mounted to the floor, wall or cabinet; The box comes with pre-drilled holes and 125px bolts for anchoring. Digital PIN Code & 2 Override Keys: You can open the safe box by either entering the 3-8 digital PIN Code or just using the Keys that come with the safe; Emergency override keys are included. You can still gain access if you forget the pass code or the battery run out. Wide Application: The safe lock box is perfect for protecting cashes, documents, jewelry, guns etc. Great for home, office or business use. Portable Safe: The digital small safe box can conveniently be utilized in your home or business and can also be taken along for your car or hotel during travel. It can be mounted on your wall or floor if you wish to keep it in one place. Colour:Black & White Material:Metal Power Supply: 4 x AA batteries(Not included batteries) Package Contents: 2 x Keys 1 x Safe Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.