The Fnirsi GD-02 is a reliable color-screen gas detector for methane, also tracking temperature and humidity. It delivers fast, accurate readings, quick startup, rapid zeroing, and resists low temperatures, poisoning, and interference. Durable and precise, it maintains performance for over 3 years.

Please make sure to read the user manual carefully before use to understand all safety instructions and precautions.

Features

• 2.0" Full-Color TFT Display – Real-time display of gas concentration and ambient temperature/humidity with 0.5s refresh rate.
• Curve Analysis & Data Recording – Supports trend curve analysis and record tracking for more intuitive monitoring.
• Adjustable Brightness & Dual UI Themes – Switch between light/dark modes for day and night environments.
• Multi-Gas Detection – Accurately detects methane, propane, and isobutane.
• Wide Detection Range – Methane detection range of 0–50000ppm with 1ppm / 1% LEL resolution.
• 36cm Flexible Probe – Easily detects in complex, narrow, or hard-to-reach spaces.
• Triple Alarm System – Audible, vibration, and visual alerts ensure timely safety warnings.
• Alarm Record Storage – Saves up to 30 alarm records for easy tracking and review.
• Fast Response & Recovery – <5s response time (T90) and <10s recovery time (T10) for rapid hazard detection.
• Long Sensor Lifespan – Durable sensor with over 3 years of reliable service.
• Rugged Environmental Adaptability – Operates in -10~55°C with strong resistance to electromagnetic interference.
• Lightweight & Portable Design – Weighs approx. 296g, with a built-in flashlight for low-light or emergency use.
• Performance Upgrades & Data Hold – Supports USB Type-C firmware updates and data hold function for recording and analysis.

Product code: GD-02