WhyToBuyThis
Astro Tools 151SL 1510-Lumen Rechargeable Underhood Light
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Astro Tools 151SL Underhood Lightthe whole engine bay lit, hands free

Astro Tools 151SL 1510-Lumen Rechargeable Underhood Light

Reviewed by the WhyToBuyThis team · Updated September 2026 · How we choose

Perfect for

  • Pro techs
  • Serious home mechanics
  • Hands-free light
  • Dimmable to 1510 lumens
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Price: $115.42

Price may change on Amazon. As an Amazon Associate we earn from qualifying purchases. This won't cost you anything extra.

  • Great gift ideaChosen for real-world gifting
  • Hand-pickedCurated, not scraped
  • Honest reviewThe catch, not just the hype

Why this gift works

The Astro Tools 151SL Underhood Light is an all-aluminum LED bar that adjusts from 45.5 to 82 inches and clamps under an open hood on independent swivel hooks with anti-marring pads. It dims from 500 to 1510 lumens, runs 2.5 hours on high or 6 on low from a 5200mAh lithium-ion battery, charges in 3 hours, and can also run from its 16 ft cable. Astro rates it IP54 and IK07, per the maker's page and flyer.

Every mechanic knows the drop light that shines in their eyes and the flashlight in their teeth. A bar that lights the entire bay evenly is the upgrade they notice on every job.

Who is this gift for?

Great for

  • Professional technicians
  • Weekend engine work
  • Night jobs in the driveway

Think twice if

  • They need a handheld light
  • Budget is tight

The catch

It runs only 2.5 hours at full brightness; at 45.5 inches minimum it spans a hood rather than working as a handheld light; the maker lists only the power cable, not a wall adapter; and it costs over $100.

Skip if they already own an underhood light bar, or mostly work under the car rather than in the bay.

Key specs

Astro Tools 151SL 1510-Lumen Rechargeable Underhood Light specifications
Brightness500-1510 lumens, dimmable
Length45.5-82 in
Battery3.6V 5200mAh lithium-ion
Run time2.5 hr high, 6 hr low
DurabilityAluminum housing, IP54, IK07
Cable16 ft power cable

Worth knowing before you buy

  • The older 150SL is discontinued.
  • The hooks hold up to 100 lb, per Astro.

Why we like it

  • Lights the whole bay
  • Padded hooks protect paint
  • Dimmable
  • Cordless or plugged in

What to look for in an underhood light

  • Span. Check it adjusts to the hoods they work under.
  • Hooks. Padded hooks protect the paint.
  • Run time. Longer runtime or corded use suits full-day work.

Questions people ask

500 to 1510 lumens, dimmable.

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