[Warm Tips] This product is not a wireless charger and cannot charge your mobile phone 1.Electric suction phone mount usually can be used for 5- when fully . If sound is weak, pls charge timely. 2. When first used or the mount is pressed without sound , it can't automatically pump air and needs to be . 3. Please use a charging adapter with a power output below 15w, as fast charging one may not be compatible. 4.Please remove the protective plastic film from the of the vacuum chuck before charging the device at the first time. Place suction phone holder on a completely smooth for better performance. [Excellent Suction Power]Magnetic cell phone holder for car combines intelligent vacuum technology and magnetic which the stability of the holder, even when driving on bumpy roads. Dual magnetic design is available to different materials of surfaces , such as metal and glass. (Notice: adsorption power of vacuum car phone holder mount may weaken with the decrease of electricity, so please charge in time. ) [Easy to Install] multi-functional car phone mount made some improvements on sound and absorption rate, less noise and faster adhesive speed. The device could be easily installed and detached without any spacial tools. Place it on the you want , Suction magnetic phone mount automatically attach and the side button for easy removal. Flexibly adjusting the phone holder when needed. Only 80 g/2.8 oz, making this is portable, putting into pockets and taking it anywhere. [Universal Compatibility]Our vacuum suction cell phone holder mount are designed to fit most smartphones. Compatible with 16/16 Pro, 15/15 Pro, 14/14 Pro, /13 Pro, 12/12 Pro. Other non-magnetic mobile phones can be equipped with -safe phone case, or using our equipped Metal Ring glued to the back of the phone. Color: Black Material: Aluminum Alloy + POM + PC Package Contents: 1 set of magnetic phone holders Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.