... applied to all mobile devices in the market, to protect pregnant women, chile, elderly, and the citizens who ... over 99.999%.Applicable People:1, People who want to get rid of the cell phone rings interference2, ... others need shelding of radiation hazard4, All other who need a mobile-device-radiation-protection pocket. 2 ... We have extended a consummate after-sales service,to ensure the well going of the practice ...