Mini Wireless Bluetooth Gaming Mouse: Vertical Ergonomic Rechargeable Computer Gamer Mouse with RGB Backlighting for Laptops. Specifications: Delux M618 Mini Wireless Bluetooth Gaming Mouse, Vertical Ergonomic, Rechargeable, RGB Backlit for Laptops. Features: Size: Approx. 103*89*69mm Net Weight: 150g Power: Built-in Battery Battery Capacity: 1000mAh Style: Bluetooth Mouse Type: 2.4GHz Wireless Mouse Design: Vertical Mouse DPI: 800-1200-1600-2400 DPI Connection Method: 2.4Ghz Wireless + Bluetooth 4.0 (Dual Mode) Color: Black/Pink/Dark Blue/White/Green Product: Ergonomic Mouse Descriptions: Compact and exquisite, colorful and smart, suitable for small hands, always attentive to human potential needs. Skin-like texture for a comfortable feel. Built-in fast rechargeable lithium-ion battery, so you don't have to worry about using the mouse while charging. Ergonomic streamlined design helps alleviate fatigue from prolonged use of traditional mice, promoting ultimate relaxation. Teflon foot pad for anti-slip and wear resistance. Magnetic adsorption for USB receiver. Seamlessly switch between Bluetooth 4.0 and 2.4G wireless modes for simplified multi-platform operation. Compatible with most systems including Windows, Mac, and Linux. Suitable for laptops, PCs, computers, Macbooks, and other devices. Automatic energy-saving sleep mode: The auto-off function conserves power as your wireless mouse shuts down when your computer is turned off. Note: Toggle light on/off by pressing the left, middle, and right buttons simultaneously.