Feature Description Design Transparent casing with a modern, sleek look Connectivity Wireless (2.4G) and Bluetooth (BT), dual-channel support Battery Type Built-in rechargeable battery DPI Settings 800 / 1200 / 1600 DPI adjustable Sensor Type High-precision tracking sensor Power Monitoring Power display function for battery level Noise Level 20 dB silent operation, noise-reduction design Ergonomic Design Built for long-term comfort and reduced hand fatigue Switching Function Seamless switch between two devices