Features: 1. High precision, can withstand 3000 times of high and low temperature 2. Long service life and stable performance 3. Adjustable temperature, convenient and practical Product specifications: 1. Material: ABS 2. Temperature control range: Minus 50-110 degrees Celsius 3. Temperature measurement error: Up and down 0.5 degrees Celsius 4. Sensor model: NTC (10K/3435) 5. Accuracy: 0.1 degrees Celsius 6. Working voltage: AC90V-AC250V 7. Working current: (MAX)200mA 8. Relay contact current: AC 10A/220V (can withstand a load of 2200W) 9. Data storage: Yes 10. Working temperature: 0-60 degrees Celsius 11. Storage temperature: minus 10-60 degrees Celsius 12. Meter size: 7.5 x 3.45 x 8.5 cm 13. Opening size: 7.1 x 2.8 cm 14. Weight: 135 grams