Shortwave 255nm UV Flashlight for Rocks | MinerShop
UVC UVB Short-Wave UV LED 255nm 275 Nm 280 Nm Deep UV Sterilization UV Causes Sterilization of Water and Air - China UVC LED Short-Wave, UV LED 255nm | Made-in-China.com
Shortwave UV LED Flashlight (254nm UVC) - "The Pocket" Model – Stone Throne