PortaPow 3rd Gen Data Blocker (Red) - Protect Against Juice Jacking

Pros

• Attaches inbetween your USB cable and socket to physically block data transfer / syncing while charging.
• Allows charging without any risk of hacking / uploading viruses, can charge from an office PC even if USB socket has been disabled without breaking IT policy.
• PortaPow's SmartCharge chip automatically switches between Apple, Universal and Samsung standards to ensure compatibility with your device.
• SmartCharge supports charging upto 2.4A so the blocker won't slowdown charging and can improve charging speed in some cases.
• 2 year warranty

Cons