Cross line laser GEKO G03303 model 7159763 self-leveling, working range 20 m

GEKO G03303 (model 7159763) cross line laser is a self-leveling tool designed for layout and alignment tasks. It projects vertical and horizontal lines and can lock diagonal lines for angled layouts. Supplied with a protective cover and four LR6 (AA) 1.5 V batteries, the unit is compact and suitable for site and indoor marking jobs within its working range.

Advantages

The cross line laser offers self-leveling accuracy of ±3 mm at 10 m and supports three operating modes: vertical line, horizontal line, and combined vertical and horizontal lines. It includes a standard 1/4" tripod thread for mounting and uses easily replaceable AA batteries. Classified as Laser Class 2, it delivers visible, clear lines for alignment while remaining safe for typical construction and DIY use.

Suitable for

• Interior alignment and layout work
• Installing shelves, cabinets and trims
• Tiling and floor alignment
• Basic construction and DIY tasks within 20–25 m range

Key specifications

• Laser class: 2
• Self-leveling accuracy: ±3 mm / 10 m
• Working range: 20–25 m
• Power source: 4 × AA (LR6) 1.5 V batteries
• Tripod thread: 1/4"

How to use

Place the GEKO G03303 on a flat surface or mount it on a tripod using the 1/4" thread. Turn the device on and allow it to self-level; the unit will automatically align within its specified accuracy. Select the desired mode—vertical, horizontal, or both—using the mode control. For diagonal projections, enable the lock function to fix the pendulum and project locked diagonal lines.

Usage recommendations

Use fresh AA batteries for consistent brightness and replace all batteries at the same time. Avoid staring directly into the laser beam and follow Laser Class 2 safety practices. Store the laser in its protective cover when not in use to protect the optics and prolong device life.