§ SOLUTIONS · CHOOSE BY THE JOB IN FRONT OF YOU.

Spec the right light. In three numbers.

Lumens. Battery brands. Weather rating. Pick a DAYATECH light using those three filters, then open the spec sheets or battery compatibility page for the documentation.

§ 02 · DECISION MATRIX

Choose by the data.

LM-79 output is lab-verified; runtime, battery, weather, and price rows are tied to current production data.

368 Tripod · Dual-Head 363D Waterproof Foldable 363B Cordless Foldable 363Z Zoomable Spotlight
Max output (LM-79) 12,000 LM 7,000 LM 4,000 LM 3,000 LM
Coverage Full job site (50×50 ft) Mid zone (20×20 ft wet) Work area (10×10 ft) Long throw (500+ yd)
Weather rating Any-Job Build IP65 certified Any-Job Build Any-Job Build
Mobility Tripod stand, extendable Foldable handle + hook Magnetic mount + hook Pistol grip
Battery brands 4 brands 4 brands 4 brands 4 brands
Best for Full-site pours, framing, finishing Storm response, wet concrete, outdoor Engine bay, workbench, tight spaces Long-range inspection, utility lines
Skip if You need mobility Sunny indoor only Area > 20×20 ft You need wide flood
Runtime (5.0Ah @ MAX) 1.2h (2.4h dual-battery) 2.5h 4.0h 5.0h
Current Price (USD) $189.90 $89.90 $59.90 $59.90
§ 03 · STORIES · FROM THE FIELD.

What they told us.

Six contractors. Six jobs. Six different reasons DAYATECH earned a spot on the truck.

DY-363D
Got caught running EMT on a parking-deck rebuild when a thunderstorm rolled in. Most lights I've owned would've quit the moment the wind drove rain sideways. The 363D kept its beam steady through ninety minutes of it. The IP65 cert isn't a marketing line — it's the reason I finished the pull instead of packing up.
M.R. · Master Electrician · Illinois
DY-368
We pour foundations after the heat dies down, which means the crew's working off portable light from 9 PM to 3 AM. The 368 throws enough across a thirty-foot footprint that nobody's chasing shadows around rebar. Two batteries get us through the pour, and the tripod doesn't walk when somebody bumps it. That's the part I didn't expect.
J.K. · General Contractor · Colorado
DY-363B
Bought eight 363Bs to replace a mixed bag of dying off-brand work lights across our service trucks. One year in, we've lost zero. The brand-agnostic battery thing matters more than I thought — my techs run DeWalt, my installers run Milwaukee, and nobody has to swap kits. The folding form factor lives in the door pocket without anyone complaining.
D.T. · Fleet Manager · Texas
DY-363D + DY-363B
Hurricane work means showing up to job sites with no power, no light, no idea what condition the structure's in. We standardized on the 363D for outdoor wet exposure and the 363B for interior gut-outs. The IP65 on the 363D held through three storms last season. Procurement liked the volume pricing; my crews liked that they actually work.
R.H. · Storm Restoration Lead · Florida
DY-363B
Engine bay diagnostics used to mean wedging a flashlight against the strut tower or wearing a headlamp that kept falling off. The 363B's magnetic mount sticks where I put it, the throw is even across the bay, and the color rendering is honest enough to read wire stripe codes without second-guessing. It's now the first thing I grab when a hood goes up.
A.V. · Auto Technician · Michigan
DY-363Z
Night patrol on transmission corridors means walking a quarter-mile of access road and needing to spot-check insulators without climbing every tower. The 363Z's zoom goes from flood for the road to a tight beam I can read a porcelain crack with from the ground. Battery lasts a full shift on the wide setting. It's replaced two of my old patrol lights.
L.S. · Utility Lineman · Oregon
Anonymized pre-launch contractor feedback. Full real-name sourcing protocol starts Phase 2b.
§ STILL UNSURE?

Compare all four, side by side.

Compare All Models →
Find Your Light

Every Job Deserves the Right Light

Professional-grade. Certified safe. Compatible with every major battery brand.