Descriptions: This thermostat controller used in commercial, industrial and civil buildings, heating, air-conditioning central air-conditioning coil motor, water for valve control. So that the ambient temperature of the controlled place is constant within the set temperature range. Temperature setting The dial pointer should be set to the desired constant temperature position. Applicable to the sub-type central air conditioning and other ways of heating temperature control Application: control of central air conditioner for room temperature\ Specifications: Temperature Control Range: 10-30 Accuracy: 1 Work Voltage: 220V-50Hz/60Hz Load Current: 6A(Max) Thermostat 2A , 220V AC10%, 50Hz/60Hz Three Speed Switch 3A , 220V AC10%, 50Hz/60Hz Size: 8x8x3cm/3.15x3.15x1.18" Quantity: 1 Pc Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Thermostat Controller 2 x Screws 1 x Installation Instruction