240 V/4,000 W and 120 V/2,000 W. Single pole electronic thermostat for baseboards, convectors and fan-forced heaters. The most precise type of thermostat on the market (+/- 0.15°C/0.27°F accuracy). TRIAC equipped: no temperature swings and 100% silent operation. 7-day programming: each can be different. Up to 4 time periods and 2 temperature settings per day. Battery-free backup protects programming during a power outage. Early Start function ensures programmed temperature reached by programmed time. Selectable 12-h or 24-h clock, °C or °F display. 2-wire non polarized connection for easy installation. White. 3-year limitedwarranty.