Đèn pin UV đen 395nm Lepro, Máy dò vết bẩn cực tím cầm tay với Pin AAA

The 395nm wavelength caught a pet stain on my beige carpet that I’d scrubbed twice already – pretty wild to see it light up like that. It runs on AAA batteries, which I appreciate since I always have spares lying around.

Tiny enough to drop in my pocket, so I actually remember to grab it when checking the guest room after the dog’s been in there. Found a spot on the carpet I’d walked past for months, and the batteries included meant I could use it right out of the box.

Found a suspicious spot on the living room rug that I'd given up on, and this little light revealed it was actually dried coffee from weeks ago. The 395nm wavelength is strong enough to catch faint pet stains on the couch too, and it runs fine on the included AAA batteries. I've already used it to c