🔋[UPGRADE FUNCTION] RECHARGEABLE & POWER INDICATOR - Built-in 700mAh large-capacity rechargeable Lithium polymer battery, which can be used for several months after a single charge. This wireless computer mouse is equipped with 3 power indicator lights, and the innovative design can clearly display the power source, saying goodbye to power failure | 🔇 Silent Click(left and right button): Silent clicking laptop mouse for left and right button fits the circumstance for using the mouse in public, such as library, dormitory, office and so on, and apart from blue light indication during recharging and light off after full recharge, this design results worry-free for disturbing others | 💯 TRI-MODE CONNECTION: Inphic Bluetooth 5.0/4.0 and 2.4G USB connection. You can switch to any mode by clicking the mode switch button located at the bottom of the mouse. The indication lights of Bluetooth 5.0, Bluetooth 4.0 and 2.4G USB are green, blue and red, respectively. Once you complete the pair of Bluetooth or insert the USB, you can freely switch to each mode and the maximum operating distance of each mode is 10 meters | 🙌 ERGONOMIC DESIGN & 3 DPI: The Bluetooth mouse is designed for right-handed users for the best hand feeling. Six efficient buttons and three adjustable dpi levels (1000/1200/1600) that allow you to freely control the mouse speed | 🤞 1-YEAR WARRANTY: 45-day unconditional refund and 12 months repairing warranty. It is compatible with Windows 8/10/XP, vista and mac os systems. Meanwhile, Bluetooth 5.0 is compatible with windows 8/10(but not windows 7 or XP), Android, Mac OS system; 2.4G USB connected mode support any USB enabled devices, which just need to simply insert the USB receiver. 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