🔋 (UPGRADE FUNCTION) RECHARGEABLE & POWER INDICATOR - Built-in 700mAh large-capacity rechargeable Lithium polymer y, 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 💯 2.4GHz Nano USB Mouse: Stable connection up to 10-meter working distance and just ply insert the nano USB and play; 3 adjustable DPI (1000/1200/1600) for freely controlling mouse speed 👏 6 High Efficient Buttons: There are not only clickless left and right buttons, but also a DPI adjusting button, scroll wheel and two side buttons. The function of the side buttons(not silent) is to help you to back or forward when you browse a website, a USB mouse with side buttons is more convenient for you surfing and working 🤞 1-Year Warranty & Wide Compatibility: This wireless mouse is compatible with Windows 7/8/10/XP, Vista and Mac OS system and under the following warranty policy, 45-day unconditional refund and 12 months repairing warranty