Features1. Thermostat Guard with key: Thermostat covers with 2 keys prevents tampering, damage and unauthorized adjustment of thermostat settings. Keep your controllers away from pesky fingers, protect your thermostat and avoid high bills.2. Fits Most Thermostats: Suitable for most thermostats on the market. It can be used in home, office, church, school and industrial environment etc.3. Clear thermostat lock box is better than 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.4. Punch or no punch: There are two installation methods of punching and nano glue. If you donand39 t want to damage your walls, you can use nano glue for bonding (no residue), so your walls will always look like new.SpecificationMaterial: PlasticColor: BlueSize: 18.7 x 11.4 x 5.5 cmWeight: 310 gPackage Include:1x Thermostat Lock Box with Key Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.