1. Battery Charge Display, Bluetooth 5.0 Dual Mode 2. Five Levels Of Can Be Adjusted At Will, The Response Is Sensitive Without Freezing, The OperationIs And The Frame Is Not Stuck 800/1200/1600/2000/2400 3. Not Afraid Of Low Power, Fast Charging, Type-C Charging Cable, Considerate , No Worry About Running Out Of Power 4. Say Goodbye To Battery Anxiety, The Bar Is Low At A Glance, Two Lights Are On When It Is About 75%, One Light Is On When It Is Less Than 50%, And The Light Is Flashing When It Is Less Than 25% 5. Mute Button, Skin-Friendly Material, Long-Lasting Battery Life, Power Display, Five-Speed , Privacy Protection, Type-C Charging, Multi-Device/System Universal :800/1200/1600/2000/2400 Connection :2.4g+Bluetooth Built-In Lithium Battery Capacity:500mah Press To Switch 11 Lighting Effects, Long Press 5s To Switch Lights The Mouse Will Enter The First-Level Sleep Immediately When It Stops Working; The Mouse Will Enter The Second-Level Sleep If It Is Misoperated For 2 Minutes; The Mouse Will Enter The Third-Level Sleep If There Is No Operation For 10 Minutes, And It Can Be Used Normally After Moving Colour:B:Black Material:ABS Size:6.4x9.35cm Package Contents: 1 * Mouse 1 * Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.