Feature:1. RAPID REAL TIME DETECTION: The instrument can measure in real time, that is, can be measured immediately, no button operation is required. With QC judgment function, can realize rapid detection of incoming materials2. AMBIENT TEMPERATURE COMPENSATION CALIBRATION: The instrument has the function of ambient temperature compensation, the value is stable, allowing long term calibration3. OPERATE WITH COMPUTER: The instrument supports USB transmission, adopt special operating software, can be operated online with computer and complete test report4. COMFORTABLE GRIP INSTRUMENT: The instrument is ergonomically designed, come with a beautiful appearance and comfortable grip5. SMALL POWER CONSUMPTION: Built in rechargeable lithium battery, the instrument has ultra low power consumption, and can be used for more than 32 hours on a single chargeHow to Use:1. Power on/offPower On: In the off state, short press the instrument button to power on.Shutdown: Long press the instrument button to shut down; the instrument will automatically shut down when the instrument is not operated for more than 3 minutes.2. Parameter settingIn the off state, press and hold the instrument button for 3s to enter the parameter setting mode: A. LanguageShort press the button to select Chinese or English, long press the button&nb