Lychee Wireless Pen Mouse,2.4GHZ USB Optical Mouse 500/1000 DPI Adjustable Handwriting Mini Mice for PC Laptop Notebook Computer Mac (Grey 01)

【ULTRA- PORTABLE】: 2.4G Wireless optical pen mouse,(5.7 x 0.6 x 1 )inch mini size, just like a pen. It fits in your pocket, take it to your class, meeting and wherever you go. You can use a wireless mouse anywhere you like. 【DPI ADJUSTABLE】: 800, 1200, 1600 DPI levels adjustment-500/1000, help you find a proper 'speed'. The grip is very natural and you can position your arm close to the body, or even on the body for comfort. 【POWER SAVING】: Come with USB receiver, up to 33ft effective distance. Powered by one 1 x AAA battery(not included),plug and play.The auto sleeps function, no worry about waste of your battery. 【ERGONOMIC DESIGN】: Fits comfortably on your hand, pen-shaped, perfect for handwriting input and graphics design.Designed with a wheel for page turning during PPT presentation. 【BEST GIFT】: Compatible with: Windows ME/ NT/2000/XP/Vista/7/8 ,Android ,Mac, OC etc. A prefect present for teachers,professors,classmates,colleague，friends and leaders.