[Compatibility Assurance]: Please the dimensions of your thermostat before purchase. Designed to effortlessly accommodate , Smart, Smart, Square thermostats and others with a maximum size of 4.72inch x 4.53inch x 1.97inch. Enjoy optimal protection for your thermostat irrespective of its brand. [Exceptional Protection]: Our thermostat lock box is designed to deliver unmatched protection against tampering, unexpected damage and unauthorized thermostat setting alterations. Strong and sturdy, it includes keys for added security, helping to keep your utility bills under control. [Premier Material Quality]: Crafted from a first-class clear acrylic material, our thermostat cover offers sustained durability and UV resistance, and effectively prevents any kind of color fading or yellowing over time. It's elegant design ensures your thermostat always appears clean and aesthetic. [Effortless Installation]: You can easily install our thermostat guard without having to go through the stress of removing the thermostat from the wall. Be it a vertical or horizontal orientation, our thermostat guard offers the flexibility needed to perfectly secure your thermostat. [Extensive Usage Range]: Made not just for homes, our thermostat lock box finds valuable usage across restaurants, offices, schools, churches, and industrious environments. It brings about significant energy savings and assures desired temperature level, giving you complete control over energy use. Colour:transparent Material:plastic Package Contents: 1 x Protection box 1 x Key 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.