The Line Laser KLL-600 Series represents the cutting edge of laser leveling technology, designed to meet the diverse needs of modern construction and renovation projects. This powerful series includes the KLL-D601 and D602 models, which are advanced 2 Lines Laser Level tools projecting onto eight surfaces for complete 360-degree coverage, and the top-tier KLL-D603, a revolutionary 3D Green Cross Line Laser Level that projects onto twelve surfaces for unparalleled full-site spatial layout.
Available in both high-power Red Beam and ultra-bright Green Beam options, the series ensures superior visibility in any lighting condition. The core of the D601 and D602 models lies in their precision as a 2 Lines Laser Level, featuring a fast self-leveling system that delivers accuracy within ±3mm at 10 meters in under 5 seconds.

For professionals tackling complex projects, the KLL-D603 3D Green Cross Line Laser Level provides the ultimate tool for multi-plane alignment, all while maintaining the robust, IP54-rated construction that guarantees reliability on any job site. This series is the definitive choice for anyone seeking a versatile and high-performance 2 Lines Laser Level or a comprehensive 3D Green Cross Line Laser Level solution.
Line Laser KLL-600 Series Specifications
| Model No. | KLL-D601R/602R/603R | KLL-D601G/602G/603G |
| Light Source | Red Beam | Green Beam |
| Laser Wave Length | 635nm | 520nm |
| Laser Diode | 100mw | 30mw |
| Laser Safety Class | Class 2 | |
| Leveling Range: | ±3° | |
| Leveling Time | <5 sec | |
| Leveling Accuracy | ±3mm/10m | |
| Power | Li-ion 18650 Battery 3.7V 4000mAh | |
| Operation Time | About 4h | |
| Operation Temperature | -10℃~+50℃ | |
| Mounting Thread | 1/4″-20/1/4″-20/1/4″-20 & 5/8″-11 | 1/4″-20 & 5/8″-11 |
| Waterproof | IP54 | |











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