Gas Detector, Portable 4 Gas Monitor with Sound Light Vibration Alarm for H2S O2 CO LEL, 4 in 1 Rechargeable Accurate Measure Gas Leak Detector with Backlit Display

1. [High Sensitivity] Equipped with a highly sensitive sensor, this gas monitor ensures accurate measurement with excellent repeatability and short response time.2. [3 Alarm Mode] The gas detector features sound, light, and vibration alarms when detecting gases, allowing for prompt and effective notification. High and low concentration alarm values can be set.3. [Multiple Charging Options] This gas tester is rechargeable and can be charged using USB from a computer, car, power bank, and other convenient methods.4. [Backlit Display] The gas monitor has a high resolution backlit screen that provides clear readings day and night, ensuring visibility even under sunlight or low light conditions.5. [Wide Application Range] This versatile gas detector can be used in various fields, including marine, chemical, agricultural, laboratory, mountaineering, pharmaceutical industries, and more.Spec:Item Type: Gas MonitorMaterial: Model: ST8904Battery: Lithium battery 3.7V 1800mAh (built in)Basic Parameters:CO: 0-999 ppmH2S: 0-500 ppmO2: 0.0-30.0% VOLLEL: 0-100% LELHow to Use:Turn on the device to use directly.Package List:1 x Gas Monitor4 x Accessories1 x USB Cable1 x User Manual1 x Storage Bag

• 【High Sensitivity】Equipped with a highly sensitive sensor, this gas monitor ensures accurate measurement with excellent repeatability and short response time. It is rechargeable and can be charged using USB from a computer, car, power bank, and other convenient methods.
• 【3 Alarm Mode】The gas detector features sound, light, and vibration alarms when detecting gases, allowing for prompt and effective notification. The 4 gas monitor responds quickly and continues to alarm until the gas concentration returns to normal.
• 【Backlit Display】The gas monitor has a high resolution backlit screen that provides clear readings day and night, ensuring visibility even under sunlight or low light conditions. High and low concentration alarm values can be set. It's a very useful household tool.
• 【Wide Application Range】This versatile gas detector can be used in various fields, including marine, chemical, industrial manufacturing, laboratory, mountaineering, pharmaceutical industries, emergency rescue, and home use. It's very functional.
• 【After Sales Service】Customer satisfaction is our top priority. If you have any questions about our multi gas monitor, please feel to contact us. We will reply you as soon as possible within 24 hours and provide you with a satisfactory solution.