Universal Thermostat Combination Lock Box, Clear Large Thermostat Guard for Wall Thermostats, Thermostat Cover Fits Thermostats 6.5 "H X 4.72 "W X 1.97 "D or Smaller (1 Set)Thermostat Guard with Combination Lock]The Thermostat Lock Box is just as the name implies, it is a box with a keyless lock. A great benefit is the modifiable combination lock that allows you to set your own password. Up to 10,000 password possibilities keep your controller away from pesky fingers, protect your thermostat and avoid high bills. Fits most thermostatsThe home type thermostat box fits most thermostats. The outer diameter of this