Type-c chargingBattery: 500mA(Use it for 2 hours a day for 20 consecutive days)Support Bluetooth 5.0The touch surface is made of skin-friendly material, which is non-slip and sweat-proof.About the switch:Vibration: On/Off(Quickly double-click the wake button),Left side (direction of charging port): 2.4G mode,Right: Bluetooth mode,Close: type-c line linkSystem requirements: for-macOS (10.11) and above; Windows 8 and above.Connect to for-Mac:1: You need to take out the 2.4G USB receiver in the package and plug it into the for-mac host; the trackpad turns on the switch (in the direction of the charging port).2: You can also use a type-c cable to connect the trackpad and Mac.3: Bluetooth link to for-macOS (only touch is supported, multi-finger operation is not supported.)for-MacOS (Gestures)Single finger: click - select/double click - openDouble finger: zoom in - zoom out - rotate picture/flip page - switch page - display notification centerThree-finger selected text/drag pageFour fingers: Open the dispatch center - desktop switching - display the specified window - desktop switchingFive fingers open the launchpad - show the desktopConnect to the window:1: Bluetooth - turn on the switch and press the wake button. Bluetooth search link trackpad.2: You can also use a type-c cable connection.3: You can also use a 2.4G USB receiver cable to connect.Windows (gesture)Single finger: click - select/double click - drag fileDouble Finger: Directional Movement/Zoom Out - Zoom InThree fingers: open the task interface/display the desktop/switch the applicationColour:BlackMaterial:ABSPackage Contents:1 x touchpad1 x 2.4G USB receiver1 x type-c charging cableOnly 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.