This wall mount non-contact infrared thermometer is very easy to use and convenient for body and objects. You dont need to contact it, and the accurate readings will automatically appear on the screen with LCD display. With alarm, 0.5S quick test and self-service. Features: Non-contact Design: This wall mount forehead thermometer can be mounted on the wall, and measure the human body temperature with a 5cm-10cm(2.0in-3.9in) distance from forehead. When you approach it, the reading will automatically appear on the screen quickly with self-service. Accurate and Quick Measurement: It uses infrared technology to scan and measure the temperature with 0.5S quick test. The reading is quite precise and reliable with accuracy up to +/-0.2/0.4. Flexible Use: Thermometers can be used to measure surrounding people and objects such as for water measurement, pet temperature. You can long press ''SET'' button for 3s to enter the object mode and press and measure again. Of course, it is suitable for adults and kids. It can be installed through nail hook or bracket fixing as you desired. Intelligent Temperature Warning: It will change depending on readings. When 42/107.6, display "Hi" & red light, broadcast "DiDiDiDiDi" & "Temperature high". Complete Features: This thermometer supports mode switching. For your convenience, you can press / button to switch between Celsius and Fahrenheit. And long press for 3 seconds to turn on ad off the broadcast of "Temperature normal" and "Temperature high". You can also press SET button to switch between 12 languages. Specifications: Item Type: Thermometer Color: White Measuring Method: Non-contact Abnormal Automatic Alarm: Flashing + broadcast Automatic Measurement: Measuring distance 5cm-10cm/2.0in-3.9in Screen: Digital display Charging Method: USB charging / 3 * AAA5 batteries (not included) / 1 * 18650 battery (not included) Install Method: Nail hook, bracket fixing Environment Temperature: 10-40/50-104 (Recommended 15-35/59-95) Infrared Measuring Range: 0-50/32-122 Response Time: 0.5s Input: DC 5V Standby: About 1 week Accuracy: +/-0.2 degrees (34-45/93.2-113, place it in the operating environment for 30 minutes before use) Net Weight: 232g / 8.2oz Gross Weight: 350g / 12.3oz Size: Approx. 16.8 * 11.2 * 11.2cm / 6.6 * 4.4 * 4.4inch Quantity: 1 PC Notes: 1. Size information is just for reference only, please allow 1-2cm (0.4-0.8") differences due to manual measurement, thanks. 2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Package List: 1 * Thermometer 1 * USB Cable 1 * Pack of Screws 1 * Certificate 1 * User Guide 1 * Traceless Tape