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Easy to use and always ready – the intuitive one-button GRL 400 H rotation laser is ready in an instant for outdoor levelling work. The tool's one-button keypad, electronic self-levelling function and convenient battery tray allow immediate use with easy set-up and battery changes – without even moving the tool. With an accuracy of ± 2,4 mm at 30 m and the ADS anti-drift warning function, which signals when the tool's position has been changed, the GRL 400 H prevents levelling errors and ensures consistently accurate results.

Key features

  • One-button keypad, electronic self-levelling function and convenient battery tray
  • Consistent accuracy of ± 2,4 mm at 30 m and ADS anti-drift warning function
  • Withstands any harsh outdoor conditions thanks to IP56 water and dust protection

Technical data

  • Laser diode: 635 nm, < 1 mW
  • Operating temperature: -10 – 50 °C
  • Storage temperature: -20 – 70 °C
  • Laser class: 2
  • Working range with receiver: 400 m (diameter)
  • Working range without receiver: 20 m (diameter)
  • Levelling accuracy: ± 2,4 mm at 30 m
  • Self-levelling range: ± 8% (± 5°)
  • Levelling time: 15 s
  • Dust and splash protection: IP56
  • Rotation speed: 600 min-¹
  • Power supply: 2 x 1,5 V LR20 (D)
  • Weight, approx.: 2 kg
  • Laser line colour: red
  • Compatible laser receivers: LR 1
  • Packaging dimensions (width × length × height): 360 x 440 x 242 mm

Scope of delivery

  • 1 x 9 V 7HR9V VARTA rechargeable battery
  • Mounting bracket Order number: 1 608 M00 70F
  • Laser receiver LR 1 Professional Order number: 0 601 015 400