Check the listing for details. Emerson M100 Mechanical Single Stage Thermostat. Condition: New. Listed at 37.33 USD. Emerson M100 Mechanical Single Stage Thermostat The product is easy to use and highly durable. The product has easy handing. 12V, Standard Mechanical Snap Action Heat & Cool Thermostat, Can Be Used Heat Only, Sleek, Modern Design, Attractive Wall plate. Features The product is easy to use and highly durableThe product has easy handing12V, Standard Mechanical Snap Action Heat & Cool Thermostat, Can Be Used Heat Only, Sleek, Modern Design, Attractive Wall plateFor use on single stage heating and cooling systemsEasy to Install & UseIdeal for home, RV and Mobile Home usesMercury Free USA SHIPPING eBay estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.