Universal Thermostat Lock Box With Key, Clear Large Thermostat Guard For Wall-Mounted Thermostats, Thermostat Cover Fits Most Thermostats Measuring 7H X 4.5W Inches Features: - A thermostat cover with 2 keys helps prevent tampering, damage, and unauthorized adjustment of the thermostat setting - Keep your controller secure and avoid unexpected energy bills - Suitable for most thermostats - The outer dimensions of the thermostat protective cover with a lock are 7.3" x 4.7" x 2.2", and the inner dimensions are 7" x 4.5" x 2", fitting most thermostats on the market - It can be used in homes, offices, churches, schools, and industrial environments - Long service life - The transparent thermostat lock box is durable and maintains clarity over time without discoloration or yellowing, ensuring clear internal visibility even after long-term use - Two installation methods available: drilling or using nano adhesive - If you prefer not to damage your wall, use the nano glue for residue-free bonding, keeping your wall looking clean Product includes: 1 thermostat cover