Check the listing for details. HK3 Wall Mounted Infrared Forehead Thermometer- No Contact. Condition: New – Open box. Listed at 25.64 USD. Appears new in opened outer box. Please see photos. HK3 Wall Mounted Infrared Forehead Thermometer- No ContactAccurate and fast reading: The wall-mounted thermometer measures temperature easily and quickly at a distance of 0.39-3.9 inches from the thermometer in 0.3 seconds with an accuracy tolerance of ±0.4° F. When it is stationary for 10 seconds it will display the ambient humidity and temperature.Alarm volume language setting: The infrared thermometer measures the body temperature and shows a green light if it is within the normal range, while when the body temperature is higher than 37.5°C or 99.5°F (default alarm value), the red light of the infrared thermometer will flash and sound an alarm. You can set the volume level of the thermometer and there are 13 voice prompts.Easy to Install and Use: You can use the nails and double-sided tape included in the box to mount the thermometer on the wall, or you can mount it on a triangular stand for use (stand not included). Various functions can be adjusted, press SET button to enter F1, press SET button again for F2, left and right buttons to switch settings. F1 for language setting, F2 for temperature unit setting, F3 for volume setting, F4 for mode setting, F5 for alarm value setting, F6 for backlight settingFree and fast shipping from the USA with USPS Ground Advantage. The pictures you see are the item you will be receiving. I will ship out the next business day if purchased by 8:00 PM CST. Non-smoking home. Thanks for looking!