Use where high accuracy is desired， and programmability is not needed. With a large back-lit display， this line voltage thermostat offers one of-a-kind in features including a memory backup for power outages. All the features you want with only 2 buttons. Simple has always been better. 2 keys on the front control the temperature up and down. With comfort color back lighting and an on/off switch to control the illumination and system. Comfort color back light display is blue at 65°F and red at 75°F and varies in color between making it quick and easy to know your temperature. The illuminated LCD display can be read across the room making it easy to see at night. Simple， accurate control is the goal of the ES model. No fancy programming， just dependable temperature control for your home， saving money on your heating bills.

ES saves up to 15% on your heating costs

3-wire installation

LCD display of room temperature

Red LED heater on indicator

Comfort color back light display (red at 75°F / blue at 65°F)

Electronic temperature sensing is the most accurate technology

3 minute cycle rate reduces temperature swings and increases comfort at all control settings

Complies with all codes requiring anticipated or electronic thermostats

Single pole design with third wire to power display

Shallow design allows more wiring room inside full electrical boxes

Available in 120-Volt or 208/240-Volt

System on/off switch

1-year limited warranty