Number of Rollers: 1 pcs Number of Buttons: 4 Brand Name: ITLY DPI: 1600 Package: Yes Interface Type: USB Hand Orientation: Right Power Type: Rechargeable Operation Mode: Opto-electronic Gross Weight: 73 Type: Bluetooth Wireless • Rechargeable Battery :No need to constantly replace batteries, simply recharge the mouse for extended use.   • Wireless Connectivity :Enjoy the freedom of movement with no wires to hold you back.   • RGB Lighting :Customize the mouse's appearance with a variety of colors and effects.   • Portable Design :Take your gaming or work on-the-go with this lightweight and portable mouse.   Features 1,Ultra-slim design,fashionable and convenient; 2,Intelligent energy-saving red light design,long standby time 3,Scroll wheel zips,you through webs with ease and speed   Parameters Working mode: 2.4G+BT5.2/BT3.0 Switch life: 10 million times Product material: ABS Voltage/current: 5V/500mA Battery capacity: 500mAH Working range: 10m Length of charging line: 20cm Product weight: About 70g