Nu Sensuelle UV Sanitizing SacCleanliness is happiness. The UV Sanitizing Sac uses patented UVC LED technology to eliminate 99. 9 percent of germs in 3 minutes. Sanitize everything from your favorite pleasure toys to your sunglasses, cell phone, and masks. Put your item in the Sac, close the draw stings, and push the NU button. The UV Sanitizing Sac is portable so you can take it anywhere and uses a USB to power.