2 in 1 USB Port and 12V Receptacle Mount Holder for the Garmin Zumo 550 Keeps Your Device Secure in Any Car or Truck Expandable bracket/cradle holder for the Garmin Zumo 550 easily accommodates 112.16 x 99.26 x 73.66 mm. Connect your Garmin Zumo 550 to the mount via the universal USB power dock and charge a second device from the 12V receptacle. Shock-absorbent foam inserts on the bracket/cradle holder This unique mounting system for the Garmin Zumo 550 is durable and guaranteed to protect your device. Lifetime warranty. Adjustable pivot arm on the cigarette lighter mount allows 360 degree rotation of holder so you can position it exactly where needed.