General:When room temperature is 1 lower than set-point range, thermostat opens the valve;when they are equal, it closes the valve. Its max.current load is 16 A. With computeriazedcontroller technique, R6600 Series Thermostats have Timing Open\Closeand 7days 4 cycle programmable function. Lcd displays room temperature and set-pointmode.Characteristic:Large LCD, Blue EL Backlight.Timing Open\ Close. 7days (mon-sun) four hour timing temperature set High reliable stand-alone microprocessor increases anti-jamming ability Reliable DC power supply by transformerReliable output by relaysESD(Anti-static) protection is over 8000VInfrared Remote Control Function(optional)Temperature Measurement FunctionAnti-reezing FunctionAdjustable heating\cooling \ventilating mode controlTechnical DataSensor" NTCTemperature Control Accuracy: +\-1CSet-point Range: 5-35 CPower Supply: AC220V 2A\ Heating model: AC220V 2A,Electric Heating model: AC220V 16A producing area:Xiamen , China