3 x 360° green lines with greater visibility:One 360° horizontal line and two 360° vertical lines. Green Laser level offers the latest diode technology with 4 times better visibility and increased accuracy.

Extremely long working time:Laser Level comes with 3.7V X 7.5Ah (27.75Whr) lithium-ion Rechargeable batteries; last a very long time, more than 20 Hours (each battery), a total of two batteries will be able to work up to 40 Hours.

196ft laser distance measurement:In the Pulse mode adapt with LR100G laser detector, it's suitable for outdoor measurement under strong sunlight, and extends the range up to 196ft/60m under 20000lux illuminance (laser detecter is sold in bundles).

Exact alignment of the device with Osram laser diode:Self-leveling within 4 degrees. Use 1 button to switch different modes. Guaranteed fast and error-free work to automatic self-leveling in a few seconds. Leveling accuracy: ± 3mm / 10m. Robust housing, IP54 waterproof, and dustproof.

Note:Do not look straight at the laser light. Children are not allowed to use laser level without supervision.