Make your phone compatible with the O-LOCK ecosystem of accessories by adding this O-LOCK Phone Magnetic Sticker Adapter from Ulanzi. The 2.4" round adapter conveniently sticks onto the back of your phone or case. Once attached, you can now connect your phone to a series of O-LOCK mounts and devices. The O-LOCK adapter is also MagSafe, so it will allow for wireless charging when using a compatible device, such as the O-LOCK power bank.