HQRP 365nm 1 LED Portable Pocket UV Blacklight Flashlight for Express Checking Diamonds and Brilliants plus HQRP Coaster
HQRP® 365 nM UV LED Flashlight plus HQRP® Coaster; * LEDs: 1, Wavelength: 365-370 nanometer; * Aluminium Body, Water Resistance, Light on By on/off Switch; * 200 days Warranty!