Smart Home Knob Thermostat Temperature Controller for Water/Gas Boiler & Electric Heating, Easy to Install

Compact, easy-to-fit knob thermostat made for controlling heating in water and gas boilers as well as electric heating systems. Simple to set and read, with clear environmental limits. Key specifications: - Set temperature range: 5-35 ° C - Temperature range: 5-99 ° C - Display temperature range: 5-99 ° C - Environmental temperature: 0-45 ° C - Environmental humidity: 5~95% RH (non condensing)