HXSJ Ergonomic Optical Office 2.4G Wireless Gaming Mouse Mice Adjustable 2400 movement speed with 6 Buttons for Mac Laptop PC Notebook Computer The 2.4G wireless mouse is suitable for all kinds of laptops, PC or desktops, portable and user-friendly. The operating range up to 15 meter. Besides, it comes with 6 buttons, including advance button and retreat button, for more convenient operations. And 4-level adjustable DPI makes it meet your various need. Furthermore, ergonomic shape give you very comfortable mouse experience. Features: 2.4G wireless mouse, operating range up to 15 meter. Mini USB adapter, plug and play, can be stored at the bottom. Come with a power switch for power-saving. 6 buttons, for more convenient operations, including left/right button, scroll wheel, DPI button, advance/retreat button. Quick thumb function: with advance button and retreat button, fast forward or backward when browsing the web, forward or backward at the same folder window. Maximum resolution: 2400 DPI, and 4-level adjustable DPI: 1000/1200/1600/2400 DPI, meet your various need. Ergonomic shape, fit snugly under your palm, effectively reducing the fatigue during the intense working.  Powered by 2 * AAA batteries (not included). Note:  e the wireless mouse, please turn on the switch (at the bottom) when you have inserted the USB adapter. Specifications: Brand: HXSJ Model: X50 Resolution: 1000/1200/1600/2400 DPI Interface: 2.4G Operation range: 10～15m Button number: 6 Material: ABS Tracking system: optical Power supply: 2 * AAA battery (not included) Color: black or red (Optional) Item size: 11.7 * 6.55 * 3.8cm / 4.61 * 2.58 * 1.5in (L * W * H) Item weight: 65g / 2.29oz Package size: 11 * 8.5 * 6.5cm / 4.33 * 3.34 * 2.56in (L * W * H) Package weight: 95g / 3.35oz Package list: 1 * Wireless mouse 1 * USB receiver Note: Package list without user manual