Green Rotary Tough Laser

Features

  • Runs from 20V-compatible battery platform
  • FlexVolt-compatible
  • IP67 dust and water resistance
  • 1 meter drop protection
  • Self-leveling
  • Green beam for increased visibility
  • Spot laser projection
  • Scan modes at 15°, 45°, and 90°
  • Up and down plumb spot
  • Dual-axis slope mode
  • ±1/16 in. accuracy at 100 ft

Specifications

Battery Run Time (Hrs) 96
Battery Source Rechargeable Li‑Ion
Color Yellow
Ip Rating IP67
Set Yes
Laser Beam Color Green
Laser Beam Projection Spot laser
Leveling Type Self‑leveling
Line Diagram 2 spots
Number Of Beams 3
Number Of Batteries Included 1
Number Of Pieces 11
Product Weight (Lbs) 2
Product Weight (Oz) 32
Includes Rotary laser; detector; detector bracket; 5/8″ tripod adapter; 5/8″ bracket adapter; TSTAK® storage case; 20V battery; 20V charger; enhancement glasses; target card; ceiling bracket; laser remote
Accuracy ±1/16 in. at 100 ft
Warranty 3 Year Limited Warranty; 1 Year Free Service; 90 Days Satisfaction Guaranteed

A self-leveling rotary laser that emits a green beam for layout and leveling tasks. It is designed for use in outdoor or adverse conditions with dust and water resistance (IP67) and basic impact protection. The unit runs from a rechargeable 20V-compatible battery and provides spot laser projection and slope/scan modes for grade and alignment work.

Model Number: DW079LG
View Manual

DeWalt Green Rotary Tough Laser Review

3.7 out of 5

Out on a muddy foundation layout, I don’t pack anything that can’t tolerate a bit of weather or a bump on a tripod. That’s where this DeWalt green rotary has earned time in my kit. It’s a self-leveling, IP67-rated rotary with a green beam and dual-axis slope mode, powered by the same 20V battery platform I already use for drills and saws. After several weeks moving between interior layout and exterior grade work, here’s how it stacked up.

Setup, build, and first impressions

The kit is comprehensive. The TSTAK case holds the rotary, a receiver with bracket, 5/8-inch tripod adapter, additional bracket adapter, ceiling mount, target card, enhancement glasses, remote, a 20V battery, and a charger. I appreciate not having to hunt for adapters. The 5/8-11 adapter is the standard survey thread, and it threads cleanly onto my tripods.

Build-wise, the housing is robust, gasketed, and the buttons are positive with gloved hands. IP67 means dust-tight and submersion-rated; I don’t dunk tools, but it shrugged off a steady drizzle and fine concrete dust with no drama. DeWalt claims 1-meter drop protection. I didn’t intentionally test that, but it did survive a minor knock when a helper clipped a tripod leg.

One caution: the mounting interface and top shell hardware deserve a gentle hand. On one unit, a top screw started backing out after a few trips in and out of the case. I snugged it back with a hand driver and added a tiny touch of low-strength thread locker. Also, when mating to lighter aluminum tripods, I’ve noticed a hint of wobble if the plate isn’t fully seated. Using the included 5/8 adapter on a heavier survey tripod eliminated that. If you’re on a lightweight tripod, double-check the collar engagement and don’t overtighten the plastic bosses—let the tripod do the stabilizing.

Visibility and accuracy

Green beams earn their keep. Indoors, the visibility is excellent without a detector, even in moderately bright interiors. For exterior work, you’ll want the receiver as usual; sunlight will overpower any visible beam at distance, but the green still helps when you’re sighting short runs under overcast conditions or lining up forms first thing in the morning. The scan feature at 15°, 45°, and 90° helps concentrate brightness where you’re working; I frequently use 45° for aligning long cabinet runs or soffits, and 15° to punch through bright interiors where a full 360° rotation just washes out.

Accuracy is rated at ±1/16 inch at 100 feet, and my checks put it right where it should be. I set up down a 100-foot corridor, turned the receiver both left and right to rule out bias, and saw repeatable readings within that spec. Plumb up/down spots are true, which is handy for transferring layout through floors or setting column lines from slab to ceiling.

Self-leveling is quick and decisive. It settles faster than I can get my sticks organized, and the warning indicator is clear if a leg gets kicked. I like that confidence; it means I can hand the receiver to someone less experienced and trust the plane hasn’t drifted.

Slope and scan modes in the real world

Dual-axis slope mode is where a rotary earns pro-grade status. I’ve used it for gentle drainage on a patio slab and to match an existing driveway pitch. Setting slope is straightforward from the face panel, and the remote mirrors the controls so you’re not jogging back to the tripod for fine adjustments. The system is manual grade—not auto-tracking—so you’re dialing the slope yourself. That’s fine for most residential and light commercial tasks. My only nit: the button logic could be clearer. Switching between scan angles and re-engaging level after a slope adjustment takes a few extra presses, and the indicator icons aren’t as intuitive as they could be. I ended up keeping a quick-reference card in the case for helpers.

The scan slices are genuinely useful. Indoors, limiting the sweep reduces flicker and makes the line pop against drywall. Outdoors, I’ll narrow the scan to throw a brighter slice on a form corner, then widen it once we’re pulling measurements along the run. The remote responds reliably across a typical residential lot; through walls it’s hit or miss, but in line of sight it’s solid.

Power and runtime

Running on the 20V platform is a major convenience. No D-cells to chase, and I can swap packs from my drill if I forget to charge. DeWalt lists up to 96 hours of runtime; I didn’t run a continuous test, but over multiple days of intermittent use with one 20V pack, I never hit battery anxiety. It sips power, and the battery gauge gives a practical view of what’s left. If you’re already on DeWalt’s 20V or FlexVolt system, this is an easy fit.

Mounting, stability, and workflow

As mentioned, tripod stability matters. With the included 5/8 adapter on a stout tripod, the plane is rock steady, even in a breeze. On a lighter framed tripod, I did see minor jitter transmitted through the head when someone walked too close. That’s not on the laser, but it underscores using the right support. The ceiling bracket is useful for suspended ceiling work or when you’re setting it on a ledger in tight interiors, and the receiver bracket clamps securely to grade rods.

One annoyance: the base latch and adapter interface demand that you seat and twist fully until you hear a distinct click. If you cut that short, the unit feels seated but can still yaw under lateral bumps. Make a habit of a tug test after mounting, and you’ll avoid surprises.

Durability and weather

IP67 in practice is great insurance. I’ve blasted this rotary with a leaf blower to shed dust and used it during light rain without babying it. The overmold protects edges, and the lens housing has enough recess to keep scratches at bay. That said, the top shell screws and mounting bosses do not want brute force. Use hand tools, don’t overtighten, and lift the unit out of the case by the base, not the top cap. With that care, it holds up well.

Accessories and usability

The receiver is sensitive and pairs easily, with audible tones you can hear in moderate jobsite noise. The target card and glasses are nice adds for interior days, though I reach for the receiver outdoors almost exclusively. The TSTAK case organizes everything so it doesn’t rattle around, and there’s room for a second battery. The remote is pocketable, and its buttons are big enough for gloves.

My wish list: a clearer UI for mode transitions, and a slightly more robust feeling in the threaded mount area. Neither is a deal-breaker, but they’re the parts of the experience that slowed me down once or twice.

Who this suits

  • Concrete, flatwork, and grading crews needing reliable dual-axis slope with a durable, weatherproof body.
  • Remodelers and interior fit-out teams who benefit from green visibility and scan slices for cabinetry, framing, and ceiling work.
  • Anyone already invested in DeWalt 20V or FlexVolt batteries who wants to avoid a separate battery ecosystem.

If you’re rough on gear to the point of regular tumbles off tall tripods, you may prefer a heavier, survey-grade unit with a metal chassis and beefier mounts. And if you live in slope mode all day, a model with more granular slope entry or auto-grade tracking might be worth the premium.

The bottom line

The DeWalt green rotary combines genuine jobsite durability (IP67, self-leveling, decent drop protection) with the practical perks of a green beam, useful scan slices, plumb spots, and dual-axis slope. Accuracy is on spec, runtime on a single 20V pack is more than generous, and the included kit covers most mounting scenarios. The trade-offs are modest: the mounting interface and top shell hardware require a bit of care, and the user interface takes a short learning curve, especially around slope and scan transitions.

Recommendation: I recommend this rotary for pros and serious DIYers who want a dependable, weatherproof laser that plays nicely with DeWalt’s 20V batteries and covers both interior and exterior tasks. It delivers the core performance—visibility, accuracy, and slope capability—without hassle, as long as you pair it with a sturdy tripod and handle the mounting points with a light touch.



Project Ideas

Business

Precision Fence & Deck Layout

Offer rapid, laser‑accurate layout for fences, decks, and pergolas. Use the rotary laser to keep post tops and ledger lines on the same elevation over long runs, plumb posts with up/down spots, and maintain uniform step rises. One‑person workflow with the detector and remote increases daily throughput.


Concrete & Paver Flatwork Grading

Provide slab, patio, and paver prep with guaranteed drainage. Set screed rails to precise falls (e.g., 1/8 in. per foot) using dual‑axis slope, check elevations across large areas with the detector, and document grades for clients. Upsell drainage corrections and expansion joint layouts.


Sports Court Layout & Re‑Striping

Lay out pickleball, tennis, and basketball courts with exact line positions and net/post alignment. Use self‑leveling for even hoop and net heights, verify a subtle 0.5–1% court slope for drainage, and deliver fast re‑striping using scan modes as straight references over long distances.


Event Staging & Lighting Alignment

Level stage decks, risers, and truss spans quickly, then aim fixtures to a uniform trim height. IP67 durability and long runtime suit outdoor festivals; the remote and scan mode speed multi‑bay alignment. Package services for pop‑up events and touring setups.


Landscape Grading & Drainage Solutions

Run a laser‑assisted yard regrading service for swales, French drains, and retaining walls. Establish cut/fill stakes with the detector, set consistent base courses for walls, and verify pipe falls (e.g., 1% minimum) with slope mode to eliminate pooling.

Creative

Backyard Mini‑Golf Build

Design and build a multi-hole mini‑golf course with fair, consistent slopes. Use dual‑axis slope mode to set gentle 1–3% grades for putt breaks, self‑leveling to keep cups and tee pads dead level, and scan mode to outline curves and obstacles. The green beam and detector make layout easy even in bright daylight.


Geometric Wall Mural + LED Inlays

Project crisp horizontal, vertical, and diagonal lines across walls and ceilings to create a precise geometric mural. Use the up/down plumb spots to transfer reference points, then trace the projected lines for paint or route shallow channels for LED strip inlays. Scan at 45° to mirror angles perfectly around corners.


Terraced Garden with Rain‑Garden Drainage

Lay out level terrace steps while maintaining a controlled 1–2% fall toward a rain garden. Use slope mode to set the drainage gradient, the detector for long runs in sun, and the tripod adapters to set consistent heights for edging and planter borders.


Treehouse Layout and Backyard Line Runs

Transfer ground points to the treehouse platform with plumb spots, level joists and railing, and align long straight runs for a safe rope bridge or backyard line elements. The remote lets you tweak scan/slope from the platform without climbing down.


Skate/BMX Ramp Fabrication

Build smooth, consistent ramps by setting deck heights, aligning coping, and marking bank angles with 15°/45° scan modes. ±1/16 in. accuracy at 100 ft helps ensure seamless transitions across modular sections.