DJI Matrice 4 Obstacle Sensing Module
DJI Matrice 4 Obstacle Sensing Module
SKU:
The DJI Matrice 4D Series Obstacle Sensing Module is optional LiDAR-based accessory that helps you detect wires or obstacles up to 12 mm thick at speeds of up to 15 m/s, offering horizontal and upward avoidance for enhanced flight safety. Combined with the aircraft’s built-in millimeter-wave radar (for downward sensing), it achieves comprehensive omni-directional obstacle detection.
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Specs
Specs
- Product model: LR-01
- Weight: Approximately 225 – 235 g
- Dimensions: 103.3 × 64 × 85.8 mm (L × W × H)
- Operating temperature: –20 °C to 50 °C (–4 °F to 122 °F)
- Sensing system: Combination of rotating LiDAR and five-direction millimeter-wave radar
- Field of view (LiDAR): Vertical 360°, Horizontal 60°
- Field of view (Millimeter-wave radar): Vertical 90°, Horizontal 90°
- Detection range / performance: Up to 100 m; effective sensing speed ≤ 15 m/s (using 12 mm steel cable as target)
- Ingress protection rating: IP55 (when used with Matrice 4D Series)
- Compatibility: DJI Matrice 4 Series (via adapter bracket and latest firmware); DJI Matrice 4D Series (native support)
Packaging
Packaging
- 1x Obstacle Sensing Module
- 1x H2.5 hex key
- 1x H1.5 hex key
- 1x Adapter bracket (Matrice 4 series)
- 12x Reflective stickers (for DJI Dock)

Enhanced Obstacle Detection
Detect structures such as buildings, power lines, towers, and trees with greater accuracy, improving operational safety.
Confident Low-Altitude Flight
Operate safely near infrastructure, terrain, and urban environments where precision matters most.
Supports Automated Missions
Improves reliability during automated inspections, mapping flights, and repeatable routes.
Designed for Professional Operations
Ideal for public safety, infrastructure inspection, utilities, surveying, and industrial applications.
Seamless Integration
Purpose-built for the Matrice 4 Series for stable performance and quick deployment.