Size Name:4 Round

Features:Metal Plates Replacement: Replace magnet plate perfectly and work along with universal magnetic smartphone holder, magnetic air vent mount and dashboard magnet car mount. NOTE: metal discs are not magnets, just the metal plates for magnet to adhere to.Strong Adhesive: Applied with adhesive sticker on the back,phone mount plate sticks on your phone back firmly and securely. NOTE: After you stick the metal plate, please wait for 24 hours before using to make sure it sticks firmly.Rectangular And Round Metal Plates:to apply on multiple mobile phones and mini tablets with 2 rectangle and 2 circular plates.Easy To Attach: Simply stick this metal disc onto the back of your phone or put it between cellphone and its phone case. NOTE:For phone case thicker than 1mm, please stick it on the outside of the case to avoid interference with magnetismUltra Thin Metal Plate:With the thickness of 0.5 mm,slim metal plates for magnetic mount easily attach to your phone. Important Note:This product can NOT apply to silicone or rubber phone case.For phone case thicker than 1mm, we do suggest you stick it on the outside of the case to avoid interference with magnetism.For wireless charging, please place metal plate away from wireless charging sensor on your phone back or place metal plate on phone case and remove case for wireless charging.Installation Steps:Firstly clean the dust on the back of your phone. Make sure the surface of your phone back is dry and smooth.Secondly uncover the sticker and stick the metal plate onto the surface. Adhere with finger or hand pressure on it for consistent 20 seconds.Thirdly I suggest you wait for 24 hours before using to make sure the metal plate sticks firmly on your phone back.If you want to remove it, please remember to use hair dryer blowing hot wind on it to melt the adhesive first.Included:Choice 1:4x Round Metal PlatesChoice 2:4x Rectangle Metal PlatesChoice 3:4x Round Metal Plates4x Rectangle Metal Plates