How do I clean my STLTH device? June 14, 2021 15:30 Updated You can use a dry cloth for exterior cleaning and a dry cotton swab to clean the contacts inside the STLTH device. Related articles Can I travel with my STLTH? Why is STLTH unique? Is there a possibility of overcharging the battery on my STLTH? How do I dispose of my STLTH device? What is the best way to store my STLTH?