One Tap Release & Lock:① Put in your phone with one hand, It will automatic clamping. ② Touch the button on the right, automatic release. Fast Charging: Upgrade the coil chip to achieve 10w fast charging. Samsung phones can reach 10W fast charge, iPhone can reach 7.5W fast charge, you need to use QC 3.0 Car Charger. PLEASE NOTE: The thickness of the phone case cannot exceed 4mm. Compatibility: Suitable for all Qi-enabled phones(4.0-6.5inch). Compatible with iPhone Xs Max/ XR/ Xs/ X/ 8/ 8 plus, Samsung Galaxy S10/ S10 Plus/ S10e/ S9/ S9 Plus/ S8/ S8plus/ S7/ S7 edge/ S6 edge plus/ Note 9 5series devices and other Qi-Enabled cellphones.