BL-CH4 MINI 3 Pro

Drone-based TDLAS Methane Detection Sensor

For DJI Dock 3

The BL-CH4 MINI 3 Pro UAV-based methane detection sensor is an advanced system designed to detect and map methane (CH4) concentrations with high precision and accuracy based on TDLAS Technology. Seamlessly integrated with DJl Dock 3,it is highly compatible to Matrice 4D/4TD, the system significantly reduces the cost and boosts the efficiency for unmanned inspections on industrial sites and pipeline leakages, opening up infinite possibilities.

BL-CH4 Mini Series Evolution

BL-CH4 MINI

The beginning of compact drone-based methane detection.

BL-CH4 MINI 3

Enhanced range, stability, and environmental adaptability.

BL-CH4 MINI 3 2.0

Enabled automated inspections through DJI Dock integration.

BL-CH4 MINI 3 Pro

AI-powered detection with smarter analytics and cloud connectivity.

Always Moving Forward

Continuously advancing methane monitoring with greater accuracy, automation, and efficiency.

2023.06

2024.6

2024.12

2025.9

2026

Key Performance

Equipped with a professional surveying and mapping lens, BL-CH4 MINI 3 Pro has extraordinary performance during flight mission.

Detection distance

Up to 70m

Response time

20 ms

Light weight

240g

Discrepancy

士 10%

Specification

Working Principle：TDLAS Target Gas(es): CH₄ Compatible Platforms: DJI Dock2/Dock 3 and DJI M4D/M4TD Interface：E-Port Gimbal: 2-axis stability enhancement (Pitch, Roll) Rotation Range: Pitch (+20°to-90°), Roll (±25°) Response Speed: 20ms Sensitivity: 5ppm·m Concentration Range: 0~99999 ppm·m Accuracy: ±10% (100~50000 ppm·m)

Detection Range: 80m (Test Conditions: 30% diffuse reflectivity target, 10,000 ppm·m CH₄ concentration, static level detection) Infrared Detection Laser: Class 1 (Eye Safety) Green Indication Laser: Class 3R (Avoid direct eye exposure) IP Rating: IP55 Power Consumption: 3W Weight: 240g (with gimbal) Size(L*W*H)：191.54mm*79.24mm*63.97mm (with gimbal) Working Temperature: -25℃ to 60℃ Working Humidity: ＜ 95%RH (+25℃)