Specifications:
Detectable Gases: CO (0-999ppm, Resolution: 1ppm), H2S (0-500ppm, Resolution: 1ppm), O2 (0-30%, Resolution: 0.1%), LEL (0-100%, Resolution: 1%)
Display Type: Large color LCD with backlight
Operation Current: 230mA
Operation Voltage: 3.7V
Battery Type: BL-9C Rechargeable battery
Battery Runtime: Up to 6 hours (no alarm)
Operating Temperature: -10°C to 50°C
Storage Temperature: 0°C to 40°C
Humidity Range: 15%-95%
Warm-up Time: Less than 20 seconds
Dimensions: 75 x 138 x 43mm

Features:
1. Real-time Detection of 4 Gases: Accurately monitors Carbon Monoxide (CO), Hydrogen Sulfide (H2S), Oxygen (O2), and Combustible Gas (LEL) in the environment to ensure workplace safety.
2. Smart Alarm System: Equipped with sound, light, and vibration alarms for real-time alerts when gas levels reach critical thresholds, enabling rapid response.
3. Customizable Settings: Enables users to set alarm concentration thresholds and automatic shutdown timers for tailored operation.
4. Versatile Design for Various Applications: Widely applicable in industries such as mining, chemical processing, shipping, fire safety, and construction, with the ability to connect to a sampling pump for confined spaces.
5. User-friendly Interface: Features a large LCD display with backlight for easy data visualization, even in low-light environments.

Package Included:
1 x Multi-Gas Meter
1 x Instruction Manual
1 x USB Cable
1 x Cloth Bag