Features & applications
Features
- Easy to use: one-button operation allows for single-person use, now with an expanded working range of up to 800 m in diameter.
- Fast and reliable detection: The PRA 4 universal laser receiver, featuring a digital deviation display and a large 13 cm detection window, ensures quick and reliable laser detection across the entire working range.
- Rugged and impact-resistant design: A new aluminum core, internal shock absorbers, shock-absorbing head and handles, and IP66 protection help maintain laser accuracy in harsh construction site conditions.
- Nuron smart features: Intelligent equipment tracking, battery charge status, and a unified battery platform help optimize your tool fleet and reduce costs.
- Strobe Shield mode: Built-in technology protects against false detections caused by light sources, LED lights, and reflections from glass or metal, increasing stability and productivity on the job site.
Applications
- Horizontal leveling during excavation work
- Formwork leveling and concrete pouring
- Transferring and checking reference heights
Product information

Rotating laser PR 4-22
- Item number: 2399576
- Package quantity: 1
TECHNICAL data
- Accuracy. ±0.06 in at 100 ft
- Laser class. < 4.85 mW, 620-690 nm, Class 2 (EN 60825), Class II (FDA CFR 21 art. 1040)
- Self-leveling range at room temperature. ±5° (±8.7%)
- Rotation speed․ 600 rpm
- IP protection class․ IP 66 (EN 60529), excluding battery compartment
- Operating temperature range․ -20°C to +50°C
- Max. operating time․ 35 hours















