S4 Sticker (3-pack)
Shungite & Silver S4 Sticker (3 stickers)
Silver/Shungite S4 Stickers are used on cellphone & any electronics that send/receive a signal.
Video game consoles (Xbox, PlayStation, etc...)
Cellphones & cordless phones
Computers, tablets & laptops
Alexa & Siri devices and similar Wi-Fi connected devices "Smart" appliances such as, refrigerator, washer/dryer, dishwasher, stoves, etc...
(The silver/Shungite powder is sealed within the S4 stickers, which can be placed either on or inside cellphone covers/cases)