Can I use the Cellular Protect Strips on other devices? Robert Shockey August 03, 2021 23:23 Updated Yes. You can place these on devices that receive wifi signals or are in communication with towers. Related articles Where do I place the Cellular Protect Strips? How many discs do I need per smartphone? Does it matter where on the back of my smartphone that I place the disc? What is the difference between EMF Disc & Strips? Comments 0 comments Please sign in to leave a comment.