Bluetooth 4.0 Stable and Fast Connection: Adopt advanced sensor design, quick install without any driver or software, the mouse will connect automatically next time you open your devices Bluetooth. Compatible with ipad, the premise is that ipad needs to upgrade to the latest ipad OS 13.Silent Click and 3 Levels DPI: Quiet click reduces 90% noises, freely to satisfy daily work or personal preferences without disturbing others. Using high-performance optical chips makes 3 DPI levels available (1200-1400-1600). The higher DPI, the faster the cursor on your screen will move. Applicable to all kinds of games, accurately tracking.Rechargeable and Low Power Consumption: Built-in durable 450mAh lithium rechargeable battery can last up to 3-4 weeks after 2 hours fully charged. Auto sleep and wake mode will help increase usage time. Bluetooth mouse will be standby in automatically when not use, any buttons to wake it up. Due to power loss during long-term transportation, please charge the mouse after receipt.Comfortable Touch and Slim Design: Symmetric and ergonomic design makes this wireless bluetooth mouse fit for both left and right hands. Great surface coating technology gives you a skin-like touch feeling. Slim and portable, the mouse can be used anywhere, even during traveling. It's ideal for using during working/studying/playing.Extensive compatibility: Compatible with more than 99% Bluetooth devices including ipad, iphone, Laptop, MacBook Pro Air, Tablet, Mac, PC etc. It supports ipad OS/iOS 13 or above, Windows, Mac OS X, Linux, Android systems.