Working voltage: DC3V * Battery: AAA x2 * Battery life: 20000 times * Operation mode: continuous work * Display mode: LCD screen * Measuring time: 0.5s * Measuring distance : 5 - 15cm * Temperature mode: ºC / ºF * Measurement range: (1) body temperature: 32.0ºC-42.2ºC(89.6 ºf-108.0ºf) (2) object temperature: 0.0ºC-00.0ºC(32.0ºf-212.0ºf) * Accuracy: ±0.3 ºC / ±0.6 ºf * Fever Alarm: 37.5 ºC <t≤42.2 ºC (99.5 ºf – 108.0 ºf) * Repeatability: ±0.1 ºC * Memories: 32 data * Backlight: Green, Red, White * Auto off time: 10 seconds</t≤42.2ºC(99.5ºf – 108.0ºf) * CE. FCC Certified