[Top Quality Materials] Thermostat Protection Cover is delivering you a fantastic user experience, constructed from awesome ABS material, very durable, strong, wear-resistant, , and long-lasting. [Thermostat Guard with key] Thermostat covers with 4 keys prevents tampering, damage and unauthorized adjustment of thermostat settings. Keep your controllers from pesky , protect your thermostat and avoid high bills. [Fits Most Thermostats] The outer size of the thermostat guard with lock is 7.3x4.7x2.2inch, and the inner size is 7x4.5x2inch, suitable for most thermostats on the market. It can be used , office, church, school and industrial environment etc. [Long Service Life] Clear thermostat lock box is clear thermostatic lock box made of plastic, it will not change color and yellow, and it can maintain the clear visibility of the inside even after long-term use. [ Install] Locking Thermostat Guard is keeping you from encountering any unnecessary challenges, requiring just the bare requirements to install, allowing you to use 2 installation ways of drilling and sticking. Colour:Transparent Material:ABS Size:18.5x12x5.6cm Package Contents: 2 * Thermostat Lock Box 4 * Keys(The is random, no designation is accepted) 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.