Thermostat lock box is made of strong and chemical- acrylic plastic. This locking thermostat cover offers excellent durability, UV resistance and anti-yellowing properties. Clearly view thermostat settings at all times Thermostat lock box with key prevents unauthorized adjustment, tampering and damage to thermostat settings by children, tenants or the public. Enjoy reduced energy costs and significant savings Thermostat lock box is designed to accommodate thermostats that measure 7.28inch W x 5.75inchH x 2.75inch D or smaller. Whether it is for your home, apartment, office, school, hotel, restaurant or industrial space, our keyed air conditioner lock box cover will find its place everywhere, ensuring optimal protection and security This wall-mounted thermostat lock box features a four-sided venting design to prevent interference with temperature detection, ensuring accurate performance of the thermostat without being affected Thermostat lock cover can be installed without removing the thermostat; it may be necessary to install the thermostat in an off-center position within the thermostat lock box to access the battery cover on some models (The products in are not included in the shipment) Colour:Transparent Material:Acrylic Package Contents: 1 x Thermostat key box (Due to different batches, the styles and colors of the screws and expansion tubes are sent randomly, don't accept the specified) 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.