Radio frequency digital thermostat to be used with our specific receiver. Equipped with a weekly programme, which enables power savings in harmony with your every day life. Personal code on each product. The receiver is equipped with 2 indicators (heating, configuration/reception). Switch for manual and automatic mode. Emitter: operating voltage: 3 x AA LR6 1.5 V, battery life time: 3 years, operating temperature: 0 °C to 50 °C, setting temperature: 5 °C to 30 °C, frequency: 433.92 Mhz. Open Ground Distance: 50 metres. Protection Class: IP 30. Receiver: operating voltage: 230 V~ / 12 A, other voltage 24 V~, 120 V~... available upon request. Proctection class: IP 44.