The Alerton M-1010 Thermostat is a rectangular-shaped device designed for low voltage systems. It features a white plastic construction, making it compatible with other Alerton products. This thermostat is a reliable and efficient solution for controlling heating and cooling systems in various industrial and commercial settings. The Alerton brand is known for producing high-quality HVAC products, making the M-1010 Thermostat a trusted choice for business and industrial applications.