Using a patent-pending sophisticated layering of advanced technology, DefenderShield® protects from radiation and heat produced by laptops, tablet computers, cell phones and other portable electronic devices.
The following is a summary of DefenderShield® Radio Frequency (RF) and Extremely Low Frequency (ELF) Electromagnetic Radiation (EMR) shielding effectiveness, in percentage blocked. The complete test report conducted by a FCC-Certified testing laboratory, can be viewed below.
Radio Frequency (RF) Radiation
Percentage (%) blocked per frequency in MHz
Extremely Low Frequency (ELF) Radiation
Percentage (%) blocked per frequency in Hz