Type-C charging battery: 500mAh (Up to 2 hours of daily use for 20 consecutive 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. Use the included 2.4G USB receiver: Insert into the Mac host; turn on the trackpad switch (toward the charging port). 2. Connect using a Type-C cable between the trackpad and Mac. 3. Bluetooth pairing: Turn on Bluetooth on macOS (touch function supported only; multi-finger gestures not supported). MacOS gestures: - Single finger: Click – select; Double-click – open - Double finger: Pinch to zoom in/out, rotate image, flip page, switch page, open Notification Center - Three fingers: Select text or drag page - Four fingers: Open Mission Control, switch desktops, show specified window - Five fingers: Open Launchpad, show desktop Connection methods for Windows: 1. Bluetooth: Turn on the switch and press the wake button. Search and pair via Bluetooth. 2. Type-C cable connection. 3. 2.4G USB receiver connection. Windows gestures: - Single finger: Click – select; Double-click – drag file - Double finger: Swipe for navigation, pinch to zoom in/out - Three fingers: Open Task View, show desktop, switch applications Color: White Material: ABS Package Contents: 1 x Touchpad 1 x 2.4G USB Receiver 1 x Type-C Charging Cable Note: Light reflection and display differences may cause slight color variation in the product image.