Check the listing for details. Honeywell: Home RTH2300B Programmable Thermostat, New. Color: White, Condition: Open box. Listed at 12.97 USD. The Honeywell Home RTH2300B Programmable Thermostat is a versatile device designed to meet your temperature control needs. With a digital display, this thermostat allows easy programming and monitoring of your home temperature settings. It is compatible with a range of products and has a low voltage requirement, making it easy to install. This thermostat comes in a rectangular shape and wall-mounted design, with a white plastic body. It runs on AAA batteries, making it portable and easy to move around. With a 7-day programmable feature, the Honeywell Home RTH2300B allows you to customize your temperature needs for the entire week. It also has a temperature sensor technology that adjusts to your room temperature for optimal comfort.