【High Security Key Safe】The key box with code is constructed with high quality aluminum and zinc alloy, rust and corrosion resistant, according to the highest quality standards and strong enough to withstand hammering, sawing and pressure. Even if it is installed outdoors, Key Cabinets can withstand wind and sun, which ensures long-term use. 【Mini Size and Portable】External dimensions of the key box: 7.5 x 3.5 x 9.5 cm / 2.95 x 1.38 x 3.74 inches, Internal dimensions: 7.0 x 2.9 x 8.3 /2.76 x 1.14 x 3.27; The wall mounted key box is mini size and compact design, it ensures large capacity but takes up less space for installation. Better meet your personalized needs. 【Easy to Use】The wall mounted key safe includes all necessary mounting hardware, namely 4 screws and 4 nylon expansion anchors, as well as an instruction manual. Just insert the screws and plastic expansion anchors and drill them into the wall or other hard surface and make sure the safe is securely fastened. This key lock