Technical Specifications Description Non-contact Infrared Forehead Thermometer Display LCD digital display Measuring localization Forehead, Object Measurement range • Body mode: 32.0 to 43.0?C (89.6 to 109.4?F); • Object mode: 0.0 to 100.0?C (32.0 to 199.9?F) Temperature unit ?C / ?F Display resolution 0.1?C (?F) Accuracy ±0.2?C (±0.4?F) [Within 36.0 to 39.0?C (96.8 to 102.2?F)] Memory function 20 sets memory of measurement values Beep alarm • Power on / start measurement: One short beep alarm • Measurement reading < 37.5?C (99.5?F): One long beep • Measurement reading ≥ 37.5?C (99.5?F): 10 short beeps • System fails: 3 short beeps LED colour indicator • Green: < 37.5?C (99.5?F) • Red: ≥ 37.5?C (99.5?F) Power source 2 x AAA batteries Automatic power off After 60s idle operation Main unit weight Approx. 75g (batteries not included) Main unit size 151 (L) x 53 (W) x 41 (H) mm Accessories Instruction manual Operating environment • Body mode: 10.0 to 40.0?C (50.0 to 104.0?F); • Object mode: 5.0 to 40.0?C (41.0 to 104.0?F) Storage environment • Temperature: -20 to 50?C (-4.0 to 122.0?F) • Humidity: 15 to 95%RH • Avoid crash, shock, force, sun, or rain during transportation.