5.Enabling Vertical attachment to refrigerator or other elements which consists a magnet using an internal magnet. 

6. Hold temperature function to stop the display from changing the readout. 

7. Min/Max temperature record. 

8. Auto-off: The unit will automatically turn off after 10 minutes if no other buttons are pressed keep battery life. 

9. °F/°C switchable using a push button. 

10. Display resolution: 0.1. 

11. Measurement range: -50°C-300°C (-58°F-572°F). It is recommended to use the thermometer below 230°C (446°F) . 

12. Measurement accuracy: ±1°C(±2°F) at -20°C-150°C (-4°F-302°F) and ±2°C (±4°F)) at 150°C-200°C(302°F-392°F),over 2°C (4°F) at the other ranges.