Feature : - Fast and high-precision temp measurement - Backlight LCD clear display screen - Beeper remind when finishing measurement - Up to ±0.05℃ resolution, 35.0-39.0 ℃ measurement range - Real-time temperature results checked on the Mijia APP - Comes with a popup storage box, auto-power on after taking out - Support Oral and Armpit measuring for Adults and Children Specification :  Brand : XIAOMI  Model : MMC-W505  APP Connect : Mijia Color : White Input Voltage: 3.0V Battery Type: Button Battery CR1620 Probe: Thermistor Temperature Resolution: 0.01℃ Precision: ±0.05 ℃(35.0-39.0℃), ±0.1 ℃ (32.0-34.9℃, 39.1-42.0℃) Measurement Range: 32.0-42.0℃ Product Size: Approx. 13.5x2.07x0.98cm(5.31"x0.81"x0.39") Wireless BT Connection: BT 4.2 BLE Display Type: LCD Beeper Remind: Yes Backlight: Yes Package Size: Approx. 18x13x5cm(5.31"x5.12"x1.97") Package Weight: Approx.100g