Electronic programmable thermostat with TRIAC. Up to 1250 W at 120 V, and 2500 W at 240 V. 10.4 A (resistive) max. For baseboards, convectors, fan-forced heaters and radiant ceilings. Easy user-selectable 7-day or 5+2 programming. Fast and easy installation with 2-wire, non-polarized connection. Back-lit display. Countdown feature for decreasing or increasing temperature for a set amount of time. 100% silent, no clicking noise. Accuracy of +/-0.15 °C (+/- 0.27 °F). Ideal for small spaces. Saves up to 30% on heating costs (depending on location and usage) and saves energy. 3-year warranty.