The magnetic field strength of the stent is N45. It can perfectly support mobile phones up to 6.5 inches. Built in 4 reinforced magnets of the phone holder which ensure your cell phone stay secure and stable even on a rugged road. 

• Upgraded Supporting Wing-Prevent From Moving Up and Down&Twist lock Design: This unique design allows you to firmly lock the car phone mount onto air vent,ensuring the car phone holder won't move or fall out

• Easy To Use and 360 Degree Rotation: This magnet car phone mount is much easier to use than any other phone holder for car. The rotatable ball joint allows you to enjoy multiple viewing angles to fit your driving situation

• Universal Compatibility: Universal magnetic car mount works for iPhone and android phones, like iPhone X / 8 / 7 / 7S, iPhone 6s / 6 Plus / 6 / 5s / 5 / 5c, Samsung, HTC, Huawei, LG, Sony, Nexus and other smartphone

Compatible with:

• iPhone XS Max/X/XS/8/8 Plus

• Samsung Galaxy S10/S10 Plus/S10e

• Other iPhone Samsung Huawei etc. Qi-enabled devices