1-Year Warranty And Wide Compatibility - When you buy SJR343 Multi device wireless bluetooth mouse, you get 1-year RISK-FREE product warranty for free replacement or full refund. It is compatible with Windows 11/10/8/7/Vista/XP, Chrome OS, Android, and Mac OS. 2.4G USB connected mode support any usb enabled devices, plug and play.( P.S. Bluetooth 5.0 supports ios system for both ipad and iphone, but the ios system has to be ios 14 or later version.). Ergonomics Fashion Design & Noiseless Click - This Bluetooth gaming mouse has a grand and beautiful appearance, with bright silver plating on both sides, giving the mouse a metallic texture. skin-friendly material to fit your hands perfectly, long-term use without fatigue. Quiet clicking design for all buttons fits the circumstance for using the mouse in public, such as library, dormitory, office and so on, this design results worry-free for disturbing others. Professional Chip IC & 3 Adjustable DPI - The professional Beken RF IC chip provide fantastic using experience of fast response, stable refresh rate and smooth tracking. 3 adjustable DPI(1000/1600/2400 DPI) meet both ordinary gaming and work. Easily change the cursor sensitivity depending on your need. 800mAh Rechargeable Battery & 7-Color LED Light - This glowing cordless mouse Built-in 800mAh durable rechargeable battery, super long battery life, and easy charging by included USB cable. Three level automatic sleep modes, standby time up to 180 days. The light up mouse can be used while charging.The 7-color LED light will automatically cycle and change colors during use, making your gaming mouse look more cool and colorful. The LED backlight can be turned on or off at the bottom power switch. 3-Mode Wireless Mouse - This SHUNJINRUN Tri-Mode wireless mouse can meet the needs of various occasions: whether playing games, working or browsing the web. The mouse can be connected by a USB receiver(plug and play) or Bluetooth 5.0/3.0, and Bluetooth mode does not require a USB receiver. It connects up to 3 devices like Windows computer, MacBook and tablet, you can freely switch to each mode by clicking the mode switch button. The transmission distance for each mode is approximately 33 feet.