Features: Instant Read - Instantly detect anyone with a fever within a 0.1 Second response. Use the adjustable and portable stand to place the thermometer at entrances of buildings for convenience. Superior Accuracy - Our thermometer accurately detects temperatures with a 0.2 plus or minus margin of error Safe and Certified - We possess certificates from the FCC, CE and ROHS, which means it can be used on people of all ages, including infants, children, adults, and seniors Easy Installation Anywhere - You can mount the thermometer on the portable stand or mount it to a wall if needed. Simply take off the double-sided adhesive tape, nails, hooks to easily mount it on the wall with no need for batteries(batteries not included) Handsfree Service - Just by installing it in the entrance, you will now be able to reliably know if anyone has a high fever without any extra effort Specification: K3 Pro Infrared Thermometer Non-contact Forehead Thermometer Help You Quickly and Accurately Know Your Temperature Product details: Temperature unit: ℃/℉ Accuracy: ±0.1 (34~45℃) Measuring distance: 5 ~ 10 cm Display: 2.8-inch LCD screen Install method: Nail hook/bracket fixing Power supply: USB /4 AA batteries Response time: 0.5s Working band: 5 microns Standby time: 30 s Operating mode: Surface mode /Body mode / Count mode Surface mode measurement range: 10--50℃ Body mode measurement range: 35--42℃ Environment temperature: 10--40℃ Counting capacity: 9999 times Special Function: Record temperature data: Support to review 30 sets of data Alarm Function: Flash+sound alarm for about 10 seconds Software connection: Support connect computer and set up IO signal output: Support(switch signal / pulse signal) Weight and Size : Product size: 170*115*140 mm Packing size: 255*150*180 mm Net weight: 303 g Gross Wight: 520 g Package: 1 pack