Features 1、WITH KEY: Thermostat cover with 2 keys prevents tampering, damage, and unauthorized adjustment of thermostat settings. Keep your controller away from pesky fingers, protect your thermostat, and avoid costly bills 2、SUITABLE FOR MOST THERMOSTATS: The thermostat guard with lock has an external size of 7.3inx4.7in x2.2in and an internal size of 7inx4.5inx2in and can be used in homes, offices, churches, schools and industrial environments, among others 3、LONG SERVICE LIFE: Acrylic transparent thermostatic lock box is better than the transparent thermostatic lock box made of ordinary plastic, will not change color or get yellow, even if long term use can keep the interior clearly visible 4、PUNCH OR NO PUNCH: There are two mounting methods, punch and glue. If you don't want to damage your wall, you can glue with nanoglue(no residue) so your wall always looks like new 5、CONTROL ENERGY USE: This thermostat cover helps you control energy use in a commercial or residential environment. Without a key, no one can access the thermostat and change the thermostat settings Specification Item Type: Thermostat Lock Box Material: Acrylic Suitable: For thermostats 7in H x 4.5in W or smaller Package List 1 x Thermostat Lock Box 2 x Key(key ring connection) 4 x Screw 4 x Wall Plug 4 x Tape