Digital Thermostat - BlackElectronic Room Thermostat with Digital DisplayLarge Dial with Digital DisplayElectronic Sensor for Accurate and Responsive PerformanceTPI (Time Proportional & Integral) Control for Heating EfficiencyComfort/Economy or ON/OFF ModesBattery Powered with Low Indication Status (Batteries Supplied)5°C to 30°C Set Temperature Range0.5°C and 1°C Temperature Swing Adjustment5°C Frost Protection3A Contact Rating (Volt Free)Energy efficiency; ERP Class 4, 2% valueTechnical Specification:Power Supply: 2 x AA BatteriesOperating Temperature: 0°C to 50°CCurrent Rating: 3ASwitching Differential: 1°CSet Temperature Range: 5°C to 30°CTemperature Frost Protection: 5°CTemperature Display Range: 3°C to 51°CFrost Protection: Yes; 5°CTPI (Time Proportional & Integral) Control for Heating Efficiency: YesSensor Type: Electronic Sensor for Accurate and Responsive PerformanceDimensions: 86mm x 88mm x 38mmComplies with: EN60730-1, En60730-2.9, EMC Directive 2004/108/EC, LVD Directive 20