Premium Rapid Car Charger (with IC CHIP) for Samsung SCH-U550, SCH-U410, SCH-U620, SCH-U340 / Snap, SCH-U520, SCH-A870 / Siren Snap on hard cover case protector. Snaps right over your phone for a new look and great protection. Designed to fit your phone perfectly. Openings for full phone functionality. Quickly changes the appearance of your phone to your liking.