Reddit reviews PortaPow 3rd Gen USB Data Blocker (White 2 Pack) - Protect Against Juice Jacking

Attach between your USB cable and charger to physically block data transfer / syncing. Charge mobile devices without any risk of hacking / uploading virusesPortaPow's SmartCharge chip automatically switches between Apple, Universal and Samsung standards to ensure compatibility with all iPhones, iPads, Android devices and 1000s of others.PortaPow Data Blockers were originally invented in 2013 and are used by the governments of the USA, Canada, UK and New Zealand as well as many corporations around the world to secure their devicesMore than 1000 5-star reviews in total over multiple colors and quantities (red/white/black, single/twin/5-pack)Now on our third gen design - the only data blocker to physically show you that its blocking data. See details below