"Drive smarter with the help of the ToughTested Boom Adjustable Mobile Cup Holder Mount. The strong, 4-way lock secures your phone (even with a case), and it rotates 360 for convenience. Models tested to fit include the iPhone XS Max with OtterBox Defender, the Samsung Galaxy S9+ with OtterBox Defender, the Samsung Galaxy 10+ with OtterBox Defender, and the Samsung Note 9 with Pelican Voyager. The base expands to fit most cup holders, and the arm expands to 13"" to keep your phone within reach for hands-free calls or turn-by-turn navigation. Plus, the arm won't transfer vibration. Quick-release button for easy phone removal. Mfrs. 5-year limited warranty. 10.7""H x 4.4""W x 4.4""D. Weight: 14.4 oz.Manufacturer model #: TT-4S-BOOM. Adjustable, easy-to-use car phone mount Strong, 4-way lock secures most phones with cases Phone holder rotates 360 Base expands to fit most cup holders Arm expands to 13"" and won't transfer vibration Quick-release button for easy phone removal"