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🔴 High Sensitive And Accurate Measurement:The portable 4 gas monitor comes with high quality imported gas sensor, excellent sensitivity and excellent repeatability.
🔴 Three Alarm Methods: The portable gas detector is ready to use,
factory calibrated, comes with adjustable audio, visual, and vibration alarms alert when preset levels are reached. Accurately measure the gas concentration with easy-to-read.
🔴 Durable power supply: Bulit-in rechargable 3.7V Li-thion battery, can work continuously 12 hours with full charge(slightly vary with working condition).
🔴 LCD display: The 2.2-inch high-density color digital LCD display shows the gas concentration value in real time, with a maximum / minimum value and an exclamation mark indicator.