Upgraded Anti-Fall Vent Clip - This vent mount clip with the latest fall-proof locking design ensures your car phone mount or GPS device stays on the vents securely. Even on bumpy roads, the car mount clip won't fall off. All these upgrades provide the most stable user experience. Universal Ball Mount Clip - This car air vent clip could work well with a wireless car charger, car mount, or GPS device whose joint ball diameter is 0.67inch (17mm). And it fits all ZEEHOO wireless car chargers and MagSafe car mounts. Retractable Vent Hook Clip - This car mount vent clip with a retractable (0.67~1.2") hook, which is 50% longer than the ordinary one, and can attach to the deeper vent tightly, enabling it to fit most car vents (round/horizontal/vertical vents). Note: NOT for rotary vents & make sure the hook is down when installed in horizontal vents. Broad Compatibility - It not only works as a car mount vent clip, but also works as a GPS vent mount clip for Garmin devices