Features 1、Lock Box with Key: This lock box prevents tampering, damage, and unauthorized adjustment of thermostat settings, keeping your controller away from damage and harsh environments, and providing secure guard 2、Wide Application: The size of the thermostat protective cover is 7.28 x 4.72 x 2.48 inch, fits for most thermostats and suitable for home, office, factory, school, industrial, and other environments 3、Clear Acrylic: The thermostat protective box is made of acrylic material, which has high strength and will not change color or yellow. The transparent cover design makes the inside clear and visible 4、2 Installation Methods: Support drilling or adhesive installation, equipped with screws and sleeves to ensure secure installation. If you do not want to damage the wall, you can use the provided tape for fixing 5、Control Energy Use: This thermostat box can help you control energy use in commercial or home environments. Without a key, no one can access or modify the thermostat, improving security and durability Specification Item Type: Thermostat Lock Box Product Material: Acrylic Size: Approx. 18.5 x 12 x 6.3cm / 7.28 x 4.72 x 2.48in Package List 1 x Thermostat Box 4 x Screws 4 x Screw Sleeves 2 x Keys 1 x Tape