Mice & Trackballs 2.4 GHz Wirele Cordle Mouse Mice Optical Scroll For PC Laptop Computer + USBFeature:1.100% brand new and high quality 2.4GHz Wirele Optical Mouse Elegant, Ultra Slim,2.Comfortable Grip Switch Life: 5 million cycle 3 Buttons with scroll wheel Scroll easily in any direction Nano Mini Receiver hidden in the Mouse Bottom Built-in Energy Saving system.3.Wirele Technology works on most surfaces Wirele carrier frequency: 2402MHz-2480MHz 16 wirele working channels, automatic frequency jumping Mini Receiver can be contained and easy to carry Maximum acceleration:14 inches per second Effective: 2.4GHz wirele transmiion up to10 metres operating distance Intelligent connectivity,No Need to Code, Plug & Play Size:115 x 60 x 20mm Power: 2 x AAA Batteries(Not Included) Current: 1.5mA 1.5VHow to use: Step1: Open the Battery Cover(Underneath the Mouse), Install 2pcs Alkaline AAA Batteries Step2:Take out the USB Nano Dongle, and close the Battery Cover Step3: Plug the USB Nano Dongle in the USB Port.The LED Light will Light Up. Then the mouse will connect with the dongle automatically and start workingPackage Content: 1 x 2.4GHz USB Optical Wirele Mouse 1 x USB Receiver.NOT include box or retail packing (Item will be wrapped safely in bubble envelop).Note:Batteries not included.Colors: Black / Whitepackage include :1*mouse Thank you for your support!Welcome to buy from us!There are so many useful and cheap item in our store. we will be ready to reply you ASAP.