Feature: 1. Window‑type infrared sensor has a larger sensing area than traditional sensors, which is conducive to receiving more infrared rays released by the human body in a short time, and the measurement data is more accurate. 2. Non‑contact measurement, obtain the temperature immediately, avoid cross‑infection, and use it with more peace of mind. 3. Fever warning, humanized reminder, protect family health at all times, considerate and practical. 4. 32 sets of historical measured temperature values, easy to compare the body temperature before and after, and easily grasp the change of body temperature. 5. Compact machine body, stylish appearance. Mellow arc design, easy and comfortable to hold, simple operation. Specification: Condition: 100% Brand New Item Type: Forehead Thermometer Material: ABS Measuring Range: 32.0℃-42.2℃ Error Range: ±0.2℃ (35.0℃~42.0℃) ±0.3℃ (32.0℃~34.9℃ and 42.1℃~42.2℃) Battery: 2 x AAA Batteries (Not Included) How to Use: 1. Power on: Short press the measurement button when it is off. 2. Preparation for measurement: aim the infrared forehead thermometer at a distance of 15mm-50mm from the forehead. 3. Start measurement: Press the measurement button once, and you will hear a "beep" sound after about one second. 4. Read the measured temperature, and read the measured temperature according to the screen display. 5. Shutdown: In the measurement mode, long press the measurement button for 5S to shut down. Package List: 1 x Digital Thermometer