The Secure E7+ Electronic Immersion Programmer by Horstmann is a programmable thermostat with a sleek rectangular design in white colour. Manufactured by Secure, a reputable brand, this programmer offers 7-year warranty peace of mind. With its auto system switching feature, the E7+ ensures efficient heating and cooling for a comfortable home environment. Made in the United Kingdom, this programmer is a valuable addition to any heating and cooling system, providing reliable performance for years to come.