If you want to know how to use the black car holder ,please watch the vedio in the follow link:

https://www.aliexpress.com/item/1005005644825972.html

[High Quality] Mobile Phone Mount Is Made Of High-quality ABS Rubber And Sparkling Crystal Rhinestones. Its Surface Is Filled With High-quality Gold Glittering Rhinestones, Which Looks Gleaming And Is A Decoration That All Car Lovers Will Love.

[Convenience] Adjustable Phone Mount Is Simple And Practical Installation, One-handed Operation, Gravity Linkage Design, Automatic Clamping.

[Two Fixing Methods] Auto Air Outlet Type Or Paste Type. It Is Very Stable And Can Be Clamped Under Any Circumstances During Driving. It Also Has A Reserved Charging Port, Car Phone Holder Can Easily Charge Your Phone.

[Mini Design]Rhinestone Phone Holder Is Small And Compact, And Will Not Block The Line Of Sight During Driving. The Size Is 3.35 Inches / 3.35 Inches (height * Width), Suitable For Most General Smart Phones And GPS Devices.

[Perfect Gift] Mini Mobile Phone Holder Is The Perfect Combination Of Simplicity, Fashion And Function. It Is A Great Gift For Friends, Colleagues Or Family Members To Use Mobile Phones Safely And Efficiently In The Car.

Its suitable for 4-6 inches mobile phones!