Uploaded October 2021 | Updated September 2026, 1 week ago

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Which line laser works best outdoors? We compare 3 line lasers outside with a line laser receiver for levelling and site square — the Unilevel UNL59 (class 2 red), the 3L360R+ (class 3 red 3D) and the XLG44 class 3 green beam laser with dots.

Shop line lasers: https://www.redbacklasers.com.au/?utm_source=youtube&utm_medium=video

Chapters:
0:00 The job — paving, levelling and site square
0:15 Unilevel UNL59 red multi line laser outdoors
0:42 Pulse mode and the line laser receiver
2:12 3L360R+ class 3 red 3D multi line laser
2:23 Green vs red — it's about laser class, not colour
4:11 XLG44 class 3 green beam line laser with dots
4:24 Electronic self levelling for higher accuracy
5:41 Marking heights with the millimetre line receiver
7:08 Verdict — the best all-round outdoor line laser

Using three different line lasers outside for levelling and site square. Featuring the Unilevel UNL59 class 2 red multiline laser, the class 3 3L360R+ 3D multiline laser and the RedBack XLG44 class 3 green beam laser with all important dots. More details at www.redbacklasers.com.au

RedBack Lasers — Australian laser level specialists
https://www.redbacklasers.com.au