Non-contact K3 Wall Mounted Infrared Temperature Measurementhttps: www. youtube. com watch? v=4nH3RZ3gE4Y High temperature measurement accuracy, precision tolerance: 0. 2(34~45) Red light flashes when the temperature is abnormal, Simple and clear, better know health Infrared non contact measurement you don't need to take it in hands and reduces the risk of cross infection Respond quickly and large clear LCD screen with great readability which can reduce queue time Easy for use and suitable for Office subway