Comfortable Wrist Support: Designed specifically for long-term typing, this Bluetooth keyboard comes with a detachable wrist rest. It is suitable for different hand shapes and can promote a more natural hand posture, fitting the fingers and relieving wrist fatigue. It is perfect for prolonged use. Effortless Multi-Device Connectivity – The wireless keyboard and mouse seamlessly switch between 3 devices (PC, laptop, tablet) with Bluetooth or 2.4GHz wireless for a clutter-free workspace Noise-Reduced Design –Silent typing and ergonomic wireless mouse clicks that won't disturb colleagues or family, perfect for shared spaces Smart Power Saving – The wireless keyboard mouse combo has auto-sleep mode extends battery life, minimizing charging time and maximizing productivity Precision Control – Adjust mouse sensitivity on the fly with 5 DPI settings (800-3200DPI) for smooth, accurate cursor movement Quick-Access Media Controls –The wireless keyboard has convenient multimedia keys let you play/pause, track skipping,and volume without adjustment without interrupting your workflow Note: The product includes batteries wrapped in plastic film—remove before use.