Type-C charging battery: 500mAh (Usage for 2 hours per day for up to 20 days). Supports Bluetooth 5.0. The touch surface is made of skin-friendly material, non-slip and sweat-resistant. Switch functions: - Vibration: On/Off (quickly double-click the wake button) - Left side (charging port direction): 2.4G mode - Right side: Bluetooth mode - Off: Connect via Type-C cable System requirements: macOS 10.11 and above; Windows 8 and above. Connection methods for Mac: 1. Insert the included 2.4G USB receiver into the Mac host; turn on the trackpad switch (toward the charging port direction). 2. Connect using a Type-C cable between the trackpad and Mac. 3. Bluetooth pairing with macOS (touch only; multi-finger gestures not supported). MacOS gestures: - Single finger: Click – select; Double click – open - Two fingers: Pinch to zoom in/out; Rotate image; Swipe to flip pages; Switch pages; Show Notification Center - Three fingers: Select text; Drag page - Four fingers: Open Mission Control; Switch desktops; Show specific window; Desktop switching - Five fingers: Open Launchpad; Show desktop Connection methods for Windows: 1. Bluetooth: Turn on the switch and press the wake button. Search for the device via Bluetooth and pair. 2. Use a Type-C cable to connect. 3. Use the 2.4G USB receiver. Windows gestures: - Single finger: Click – select; Double click – drag file - Two fingers: Scroll; Zoom in/out - Three fingers: Open Task View; Show desktop; Switch applications Color: Black/White Material: ABS Package Contents: 1 x Touchpad 1 x 2.4G USB Receiver 1 x Type-C Charging Cable Note: The package includes only the items listed above. Other products are not included. Lighting and display differences may cause slight color variations between the image and the actual product. Measurement error allowed within +/- 1-3 cm.