Description 1. Rated Voltage£º1.5V One no.7 battery¡£ 2.Temperature Range: -50~300¡æ£¨-58~572¨H£© 3. Accuracy: ¡À1¡æ£¨¡À2¨H£©£¨ -58oF ~ 392oF£©Other range ¡À2¡æ£¨¡À2¨H£©¡£ 4. Ratio£º0.1¡ã¡£ 5. Test Circle: 0.8S 6. Auto off in 10 minutes 7. Low Voltage test function, Voltage lower than 1.1V display LOB 8. Zero Correction Function 9. LCD Display temperature 10. Normal Water Proof 11. Three Operation Button: ON/OFF,¡æ/¨H, MAX/MINTSissiangle