The Thermo Cube is a unique， patented electrical device that plugs into a standard 15 amp electrical outlet and turns power on automatically according to outside air temperature， saving money by using power only when temperatures require heating or cooling. There are 5 models available with different temperature ranges to choose from. Each unit has 2 receptacles for use with more than 1 electrical device. Cold weather model TC-3 turns on at 35°F， off at 45°F and is ideal for home and farm applications such as pond de-icers， unheated rooms， pump houses， greenhouses， boats and RV's. 1-year limited warranty.

Plugs into a standard 15 Amp electrical outlet and turns power on automatically according to outside air temperature

Saves money by using power only when temperatures require heating

2 receptacles for use with more than 1 electrical device

Automatically turns on at 35°F and off at 45°F

Ideal for home and farm applications such as pond de-icers， unheated rooms， pump houses， greenhouses， boats and RV's

Plastic construction with a beige finish