Key Features & Benefits

• Fully automatic dual grade (X & Y axes) for precise slope and drainage work

• High-accuracy performance for demanding civil and construction applications

• Long operating range when used with compatible receivers

• Bluetooth connectivity for remote control via smartphone or controller

• Automatic self-leveling for fast setup and reduced errors

• Rugged, jobsite-ready design built to handle tough environments

• Height of Instrument (HI) alert helps prevent incorrect readings

• Multiple rotation speeds for machine control compatibility

• IP66 rated – dustproof and water resistant for outdoor use

Technical Specifications

• Accuracy: ±1.5 mm at 30 m

• Working Range: Up to 900 m – 1,000 m diameter with receiver (model dependent)

• Grade Range:

  • X-axis: ±10%

  • Y-axis: ±15%

• Self-Leveling Range: ±5°

• Rotation Speeds: 300 / 600 / 900 RPM

• Power Options: Rechargeable NiMH battery or alkaline batteries

• Battery Life: Up to 45–50 hours (rechargeable)

• Environmental Rating: IP66

• Operating Temperature: -20 °C to +50 °C

Ideal For

• Bulk earthworks and site preparation

• Drainage and trenching

• Road and car park construction

• Laser-guided machine control

• Complex slope and grade applications

What’s Included (Kit contents may vary)

• Spectra Precision GL1425C Dual Grade Laser

• CR700 Receiver

• Receiver Clamp

• Rechargeable Batteries

• Charger

• Heavy-duty Carry Case

Why Choose the GL1425C?

The Spectra Precision GL1425C delivers the flexibility and accuracy required for advanced grading applications. With automatic dual-grade capability, long-range performance and a rugged design, it helps contractors complete complex jobs faster while maintaining precise control across the entire site.