Quantity: 1 piece Material: Acrylic Color: Transparent Product Size: 20.5x12x5.7cm/ 8.07x4.72x2.24in Package Size: 21x12.5x6.5cm/ 8.27x4.92x2.56in Gross Weight: 270g/0.03lb Thermostat Guard with Key: Prevents tampering, damage, and unauthorized adjustment of thermostat settings. Keep your controls safe from prying fingers, protect your thermostat, and avoid high bills. Fits Most Thermostats: The outer size of the thermostat cover with lock is 8.07'*4.72'*2.24', and the inner size is 7'*4.5'*2', suitable for most thermostats on the market. It can be used in homes, offices, churches, schools, and industrial environments, etc. Long Lifespan: This transparent thermostat lock box is superior to plastic versions; it won't discolor or yellow, maintaining clear visibility even with long-term use. Punch/No Punch Installation: Choose between drilling or using double-sided tape. If you prefer not to damage your walls, use the residue-free double-sided tape to keep your walls looking new. Clearly Visible: Made of polycarbonate plastic, this wall-mounted thermostat lock box is protective and offers clear visibility. Package Contents: 1 x Lock Box, 2 x Keys, 1 x Installation Kit, 1 x Double-Sided Tape