WorkStar® 314 UV 395nm Leak Detection Penlight/Inspection Light

Quickly identify leaks, cracks, and hidden issues with the WorkStar® 314 UV 395nm Leak Detection Penlight/Inspection Light, a precision tool designed for mechanics, HVAC technicians, and automotive professionals. This powerful UV penlight is ideal for detecting refrigerant leaks, fluid traces, dye markings, and other invisible problems—making it an essential addition to your Automotive Tools and Supplies.

Delivering 520mW at 395nm, the WorkStar® 314 uses a high-output UVA LED that exposes fluorescent dyes with exceptional clarity. The 3X zoom glass lens allows you to adjust from a wide, even flood beam to a narrow, focused spot without rings or shadows. With a beam diameter–to–distance ratio of 1:1 to 1:3, you can tailor the light perfectly to any inspection task.

Powered by 2 AAA alkaline batteries (included), this UV penlight offers 30 minutes of continuous, high-intensity operation, or up to 2 hours of typical intermittent use. The side-mounted click ON/OFF switch provides effortless thumb control.

Built for durability, the aluminum body and head feature violet Type II anodizing. The light meets IP67 standards, making it dust-tight and waterproof up to 3 ft, and it is drop tested to 6 ft, ensuring dependable use in tough environments.

Backed by a 1-year warranty, the WorkStar® 314 delivers performance you can trust.

Choose accuracy and durability—choose the WorkStar® 314 UV Leak Detection Penlight.