Specification: XH-W3001 Item type: Digital temperature controller Model: XH-W3001 Output Type: Direct Output Output capacity:10A max Power Supply: DC12V,DC 24V,AC 220V Load power:120/240/1500W Temperature Measurement Range: -50° C~110° C Temperature Control Range: -50° C~110° C Temperature Control Precision: 0.1° C Input measurement: NTC10K waterproof probe L = 1 meter waterproof How to set 1. Press up button show the starting temperature. 2. Long press UP button the temperature display Flashing , Press the UP or Down button. 3. Set the start temperature value. 4. Press Down button show the Stop temperature. 5. Long press Down button the temperature display Flashing , press the UP or Down. 6. Button Set the stop temperature value XH-W3002 product information: Product name: Microcomputer temperature controller Product Model:XH-W3002 Temperature measurement range: -50~110 Temperature control range: -50~110 Temperature measurement accuracy: 0.2 Temperature control accuracy: 0.1 Measurement input: NTC10K L=1 meter waterproof probe Input power: 12/24/220V Output power: 120/240/1500W output type: direct output Output capacity: max 10A Installation hole distance: 73mm (diameter 4mm) Appearance size: 60*45*31mm