Features: Temperature measurement and display; cooling and heating control with adjustable upper and lower temperature limits; user-friendly operation; suitable for seafood tanks. Easy to install and use: Press the up button to view the start temperature; long press the up button to make the temperature setting flash, then use the up or down buttons to adjust the start temperature value; press the down button to view the stop temperature. Compatible with heating or cooling equipment operating at 110-220V AC voltage and power up to 1500W; recommended for equipment with power below 800W for continuous operation. Ideal for temperature control in hatching and breeding systems, greenhouses, electrical enclosures, refrigerators, and freezers. Power rating: 1500W; voltage input: AC 110-220V; maximum output current: 10A. Product name: Microcomputer Temperature Controller Standby power consumption: 40~60mA Model: xH-W3001 Output type: Relay direct output Temperature measurement range: -50°C to 110°C Temperature control range: -50°C to 110°C Temperature measurement accuracy: ±0.1°C Display color: Red or blue display Operating environment: -10°C to 50°C (no condensation, no icing) Input power: AC 110-220V Output power: 1500W Color: White Material: Metal Dimensions: 86 x 45 x 31mm Probe: 1-meter waterproof temperature probe Mounting hole distance: 73mm (hole diameter 4mm) Weight: 52g (for 220V version) Package includes: 1 x Temperature Controller Note: The package includes only the temperature controller; other items are not included. Lighting and monitor differences may cause slight variations in color between the image and the actual product. Measurement may vary by +/- 1-3cm.