star iconstar iconstar iconstar iconstar icon WorkStar 224 Review - LED and Laser MuseumMassive performance increase! New UV LED delivers 350 mW @ 400 nm, 3X as bright as the previous modelThe WorkStar 224 is a very high performance LED penlight with a wide floodlight beam of intense UltraViolet lightUp to 20X brighter than other UV penlightsPerfect pocket-sized UV light for AC leak, urine stain detection, currency or hand stamp verification