RYRA Rechargeable Wireless Mouse Bluetooth 2.4G Computer Gaming Mouse Mute E-Sports Ergonomic Mause With Backlight For Laptop PC Description: Working mode: 2.4GHz Bluetooth 5.1 Battery capacity: 500mah Key: 4 keys DPL value: 800-1200-1600 Power supply mode: rechargeable lithium battery Receiver: external receiver Specifications: 1.Press the button under the scroll wheel to adjust the three-level DPI sensitivity (800-1200-1600)Without any driver, the mouse can be used by plugging the USB into the computer, which is very suitable for games and office, and meets your various needs. 2.This mouse provides extremely high stability when playing games. The newly designed two buttons on the side can quickly choose to move forward or backward. 3.Take out the receiver at the bottom of the mouse, plug it into the USB port of the computer, and wait for about 15 seconds. 4.Turn on the switch at the bottom of the mouse (move it to the ON position), the mouse lights up for a few seconds means: the mouse is turned on. 5.Push the switch to Lights, the mouse will turn on the seven-color breathing light mode. 6.Bluetooth connection: Push the switch to ON and the red light flashes, then you could connect to the mouse Bluetooth. Note: When charging, the switch needs to be pushed to Lights to avoid charging failure Package Included: 1*2.4G Wireless Mouse 1*USB Receiver 1* Charging Cable 1*instructions