TK338PLUS Hydrogen Sulfide Detector H₂S Monitor

This meter is designed for detecting hydrogen sulfide concentration to help keep individuals safe in hazardous environments.
Features:
• Data HOLD function
• MAX/MIN value measurement
• Switchable measurement unit (%VOL, %LEL, PPM, mg/M³)
• Alarm setting with HI/LO indicator
• LED Alarm light
• Calibration function
• On/Off (Automatic Shutdown Indicator)
• Temperature display (°C or °F)
• On/Off Buzzer indicator
• User-friendly interface
• Low battery indicator
• With backlight

[@Screenplaywriter]

Who else bought one and wants instructions?