It doesn't get much easier than the Honeywell Home Heat and Cool Non-Programmable Thermostat from Resideo. With simple switchback modes and a temperature dial that makes your setting clear, this thermostat provides good temperature control without complicated programming. It's compatible with multiple heating and cooling systems.. Simple and worry-free operation. Low voltage control of gas or oil heating and cooling equipment. Move lever to adjust temperature up or down. Bi-metal temperature sensor. Snap-action switch. Straight-forward analog presentation is easy to understand. <a href="https://www.homedepot.com/c/ah/installing-a-thermostat/9ba683603be9fa5395fab90ebfe13c6" target="_blank" style="color:#F96302">How to install and replace your thermostat</a>. <a href="https://www.homedepot.com/c/selecting_right_thermostat_for_your_home_HT_BG_EL" target="_blank" style="color:#F96302">How to choose the right thermostat for your home</a>. <a href=https://www.homedepot.com/c/electronics_recycling_programs style=color:#F96302 target=_blank>Click here for more information on Electronic Recycling Programs</a>. Thermostat Type: Heating and Cooling. Wire Configuration: 4-Wire. Voltage (volts): 24 V. Thermostat Compatibility: Universal. Operation Type: Mechanical. Thermostat Shape: Square. Heating & Cooling System Type: Single Stage. Power Options: Hardwired