brand new and high quality Features: Fast and accurate, easily diagnose fever in a few seconds of reading. Equipped with an alarm system. Infrared thermometer, non-contact design, safe temperature measurement, to avoid infection. Sensitive probe, high-precision measurement, accurate temperature measurement and stable performance. 2 kinds of power supply support: battery power supply and USB cable power supply. The digital screen display clearly shows your temperature. Designed for adults, babies and seniors of all ages. Applicable to various places, such as offices, for subway stations, home, supermarkets, shopping malls, communities, etc. Specifications: Product Name: Non-contact Infrared Thermometer Measurement Range: 0-50.0 Accuracy: 0.2 Charging Method: USB Charging or Battery Input: USB for DC 4.2~5V or 18650 Battery Measurement Distance: 5-10cm Response-time: about 0.5 second Standby Time: about one week Display Units: Celsius()/Fahrenheit() Material: ABS Color: White+Black Package Size: app.185x134x124mm/7.28x5.28x4.88in Quantity: 1pc Note: Please allow 0-2 for cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Infrared Thermometer(other accessories demo in the picture is not included.)