Thermometer Measuring range: 32.0c~42.9c(89.6c~109.2f) Measuring time: about 3~5 minutes Accuracy:+/-0.1c(+/-0.2f)for35.0~42.0c(95.0c~107.6f)+/-0.2c (+/-0.4f)for remaining range at an ambient of 22c(71.6f) Display: 3 1/2 lcd digits (unit of display :0.1c/0.1f Battery: lr41 alkaline Battery life: about 250 hours or 1000 times. Weight: 9.6g Ce0434 approved. Fever alarm. Memory for last measurement. Waterproof case. Automatic power off. Low battery indication. Fda Gift box 200pcs/carton 45.5x31x20cm g.W:8kgs n.W:7kgs