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A New, Super-Compact, Cordless, Pure UV LED Leak Detection Flashlight!


The OPTI-LUX™ 365 is a rechargeable LED leak detection flashlight that provides pure UV light for optimal fluorescent dye response. It works with all automotive A/C and fluid dyes, producing a brilliant glow that makes all leaks easier to spot. Slashes diagnostic time. The OPTI-LUX™ 365—the last leak detection flashlight you’ll ever need!


  • More than twice as powerful as most corded, high-intensity UV lamps

  • Inspection range of up to 25 feet (7.6 m) or more!

  • Fluoresces all dyes (both green and yellow — even in dirty fluids) with a brilliant glow! Works with all dye brands!

  • Conveniently located on/off switch for easy, one-handed operation

  • 100,000-hour LED service life

  • Instant-on operation; lamp reaches full power immediately!

  • Anodized aluminum lamp body resists corrosion and stands up to years of heavy shop use

  • Powered by one rechargeable lithium-ion battery, with an extra battery included in the kit. Each provides 4 hours of continuous inspection between charges.


The OPTI-LUX™ 365 comes complete with lanyard, belt holster, two rechargeable batteries, smart charging cradle with AC and DC power cords, UV-absorbing spectacles and padded carrying case.


Product Number


Lamp Source


Lamp Style

Cordless flashlight

Lamp Head Diameter

1.25 in (3.2 cm)


6 in (15.2 cm)

Weight (with battery)

4.6 oz (130 g)

Power Requirement

One 3.7V 2200mA/Hr lithium-ion battery (rechargeable)

Run Time

4 hours (continuous)

Charge Time

5 hours

Charging Cradle

Available in 120V, 230V, 240V and 100V versions.