Tri-Mode Connectivity: It connects to up to 3 devices simultaneously via 2.4GHz wireless USB receiver, Bluetooth 5.0, and Bluetooth 4.0.Ergonomic Design: The contoured shape features an integrated thumb rest on the left side to maximize grip comfort during long office or casual gaming sessions.Silent Operation: Built with mute micro-switches to significantly reduce click noise for a quiet workspace.Rechargeable Battery: Equipped with an internal 500mAh battery that recharges via a front-facing port, utilizing standard LED power indicator lights on the top shell to display battery life status.DPI Controls: Supports multi-level optical DPI adjustments (typically scaling up to 2400 DPI) for smooth cursor tracking control.