Advanced 2.4Gth Technology & Soundless ClickingIt can not only provide reliable wireless connection but also an accurate tracking. Allowing you move your gaming mouse freely without interference within 10m. Say goodbye to the annoy noises when you are working at home or plays games. Both left and right buttons are silent, saving you from the sharp clicking noises. You can enjoy your leisure or working time without bothering other people around you. Advanced Energy-Saving ChipMultistage power saving mode, Auto Sleeping Function, gaming mouse will be in sleeping mode if it is not used after 8 minutes to save energy. Please press any button to wake it up. Power/DPI Intelligent LED IndicatorThe indicator light next to the scroll wheel can show the current mouse charging, power and speed switching status. For example, when charging, the indicator light is blue, and when the DPI is switched, the indicator light is red. (Note: If you want to see the true color of the indicator light, please put the switch on "NO".) Extended Battery Life & 7 Breathing ColorsBuilt in larger 500mAh Lithium battery. It can be used for about 30 days once full recharged. Thanks to its Lithium battery, you can even use the mouse when it is recharging. The 7-color LED lights on the back create a cool and fantasy atmosphere for work and games. (Note: It can be turn off by bottom light switch if you do not need it.) Comfortable Ergonomic DesignNatural curve design, cozy materials and medium size keep your hand in very good condition. So don't worry about hand cramps due to long-term use. And the quick thumb-side buttons, achieving the function of page forward and page backward, allow you look through pages freely.