Check the listing for details. 24V Thermostat Controller Switch Temperature Sensor Digital LED Microcomputer. Condition: New. Listed at 12.95 USD. 24V Thermostat Controller Switch Temperature Sensor Digital LED Microcomputer Product Specification:Operating Voltage: DC 24V Measurement Range: -50 to 110 Celsius (-58 to 230 F)Elaboration Precision: +/-0.1 CelsiusControl Precision: 0.1 CelsiusBacklash Precision: 0.1 CelsiusRefresh Rate: 0.5sHigh Temperature Protection: 0 to 60 Celsius (32 to 230 F)Temperature Sensor Type: 10K 0.5% NTCOperating Temperature: -10 to 60 Celsius (14 to 140 F)Compatible Load: 10A/20 A 220VAC; 20A 14VDCPower Consumption: Less than and equal to 35mA (Static), Less than and equal to 65mA (relay closure)Module Size: 48x29x32mm / 1.89x1.14x1.26 inch (LxWxH)Temperautre Setting:Press STC key and the LED will flash. Press STC (+) and C/F (-) key to reach the set temperature value, wait for 3s, and the module will automatically save the parameters and exit.Indicator: Lights on, relay closed; Lights out, relay disconnected.LED Display:Red: Measuring Temperature; Blue: Setting TemperatureLL: Means the sensor is openHH: Indicates that the temperature exceeds the measurement range of the module--: Indicates that the module is under high temperature protectionOperation Instruction:Programmable Thermostat Introductions (Code, Explain, Setting range, Factory setting):P0, Heating/Cooling, H/C, CP1, Return difference, 0.1-30, 2P2, Set limit maximum, +110, 110P3, Set limit minimun, -50, -50P4, Temperature correction, -15 - +15, 0P5, Delay start, 0-10, 0P6, High temperature alarm, -50 - +110, OFFP7, Celsius/Fahrenheit, CS/FH, CSP8, Factory reset, ON-OFF, OFF Product Dimension:Size: 48mm (length) * 29mm * wide Depth: 32mm / 1.89x1.14x1.26 inchHole size: 46 * 26.5mm / 1.81x1.04 inch ********************************************************************************************************U.S. Seller:We are U.S. supplier and ship all orders directly from local office in Houston Area, TexasShipping:Order will be processed within 1-2 business day once payment complete successfully. (Monday - Friday,excluding holiday and weekend). Please correct the shipping address to avoid package returned, delay and lost.Local pickup available.Term of Sale:Please read the item description and check the pictures carefully before purchasing. Please contact us before any return, exchange or refund is required. Any direct return of purchased items will not be processed. Returns are acceptable if buyer purchased this by mistake and item still in brand new condition for reselling with 30 days after delivery. It is the buyer's responsibility for any return shipping cost.Restocking fee may apply.