Features 1. Read the boiling water temperature in 4 seconds Function Description 1. Working voltage: 1.5V7 battery. Gongyi Shikou Factory 2.Temperature measurement range: -50 ~ 300C (-58 ~ 572F) 3.Accuracy: 1 ° C (± 2F) (between -50 and 200 ° C) Other ± 2 ° C (Earth 2F) 4.Resolution: 0.1 ° 5.Measurement period: 0.8S