Anti Radiation Quantum Shield German Technology is Compatible with All Mobile Phones, tablets, iPad iPods, Mac-Book, computers & laptops. The mobile phone anti-radiation sticker is designed to absorb, transfer and eliminate threatening EMF waves and electronic pollution. Our stickers use high-end technology and the power of natural minerals to ensure you get maximum protection. EMF protective stickers are suitable for all electronic devices, such as mobile phones, tablets, routers, monitors, etc. In addition, you can also use them on household appliances such as refrigerators, washing machines, air conditioners, etc., for a wide range of applications. Does not interrupt the signal of the cell phone, and does not affect the normal use of other electronic devices.