Description: Features: 1.Measurement modes selection for various needs conveniently. Body temperature measurement: aiming towards the forehead with the distance of 1-15cm. 2.Built-in laser pointer, precise non-contact infrared measurement. 3.Depending on various skin types and thickness, there may be temperature difference. 4.On-contact body infrared thermometer is specially designed to take the body temperature of a person regardless of room temperature. 5.When the indoor temperature is significantly different, the body infrared thermometer should be placed in that room for 15-20 minutes before using. Specification: Material:ABS Color: Blue Temperature Measurement Range:32℃-42℃(89℉-108℉) Temperature measurement accuracy: ±0.2-0.3°C (0.54 degree) Reaction time: 0.1 seconds. Measuring distance: 3-5 cm (2-5.9 inches) Automatic shutdown time: about 15 seconds. Display accuracy: 0.1°C (0.1°F) Operating environment temperature: 10 -40 (50-104F) Relative humidity: < 85% 3 pcs Button:"memo"/"mode"/"set" Battery: 2*1.5 V AA battery (without battery) Size: 14.9*7.7*4.3cm Cleaning method: 1. Surface cleaning: Use a clean soft cloth or cotton swab to adhere to medical alcohol or water to wipe the dirt. 2. Clean the inner cavity of the sensor and probe: Use a clean soft cloth or cotton swab with a small amount of medical alcohol to gently wipe the inner cavity of the nozzle or the top of the sensor. Do not use until the alcohol has completely evaporated. Packaged included: 1 x Infrared thermometer