TecMac 2.4GHz USB, Smart Pen Wireless Ambidextrous Optical Mouse  (2.4GHz Wireless, Red)

2.4GHz USB Wireless Optical Pen Mouse with handwriting input function, you can use it as a writing board for your tablet, laptop, desktop. A best tool for conference and multimedia teaching- Equal to PowerPoint presenter when needed, use mouse wheel to turn pages freely, presenting ppt at business meeting or assisting multimedia teaching. Easy to Use Good for using in limited space or unusual places where a normal mouse is a bit bull to use, fit comfortably in the hand, button placement for left and right mouse clicks are in good placements for easy clicks. Ultra-portable 5.5 x 0.6 x 1 inches mini size, just like a pen. It fit 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 adjustable. The adjustable DPI helps in finding 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 Wireless 2.4G touch screen pen mouse, come with USB receiver, up to 33ft effective distance. The mouse is power by one AAA battery (Not Include), plug and play, no extra driver needed. The auto sleeps function, no worry about waste of your battery. Specifications: � Type: Wireless Pen Mouse � Color: Grey � Interface: USB � Size: 5.5 x 0.6 x 1 in � Operating Distance: 33 feet � Tracking Method: Optical technology � Compatible with: Windows ME/ NT/2000/XP/Vista/Windows10, 7/Android/Linux/MacOS