Feature 1Stable Signal: Ensuring stable signal transmission, the page turner with 2.42.4835GHz signal frequency enables convenient remote control. 2Remote Controller: Having worn this ring controller, you will find it much easier to view electronic books, video, filming, give a like, etc. 33 Buttons Control: There are only 3 buttons on the remote control, which are more than enough to operate the APP on your phone, very simple. 4Applicable Models: Suits perfectly for IOS, for Android and for Harmony OS operating systems, the remote page turner has wide compatibility. 5Comfortable To Wear: Conforms to the ergonomics, the Bluetooth page turner is mainly made of premium ABS material, very comfortable for long wear.SpecificationItem Type:BluetoothRemoteControlPage TurnerProduct Material: ABSWeight: Approx. 25g / 0.9ozRemote Control Distance: Approx. 10m / 32.8ftBattery Type: Lithium Battery (Shipped With Built In Battery)Battery Model: 401012Battery Capacity: 30mAhSignal Frequency: 2.4GHZ-2.4835GHZ .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Remote Control1 x Manual1 x USB Cable