ClikWing Rechargeable Wireless Cool Colorful Mini Wireless 3D Optical USB Car Shape Mouse Tellow Smooth, precise and affordable wireless optical with nano receiver for laptop, desktop and netbook PCs 2.4GHz Wireless - A more secure and precise experience than the traditional FM radio system with an increased working distance of up to 15m Nano-receiver stays in your PC USB port or stows conveniently inside the wireless mouse when not in use (note: Receiver is stored within the mouse from production and needs to be removed once opened) Works with Windows 2000, XP, Vista, 7, 8, and 10. Also works with Apple Computers running OS X v. 10.xx.x Features a battery level indicator, will let you know when power levels are running low