... 5v, 1A Suitable for use with any USB SAE to USB Adapter 5V, 1 Amp, USB Connection Compatible with: Apple iPhone 4, 4S ... and vibration resistant trailer connection.No Soldering or Splicing Your Wiring Harness - Plugs right into Battery Charging plug.Advantages over a ... more streamline, more vibration resistant, more water resistant, nothing else to buy, less connection points, no cables, fits in your ...