Feature:1. The product is easy to use, plug and play, no need to install plug-in drivers.2. 2.4Ghz wireless transmission, effective distance up to 10 meters, stable connection.3. Humanized handwriting design, comfortable operation and easy to master.4. Strong compatibility, support for Windows/Android/Linux/OS X system.5. Made of high-quality materials, strong and durable, has a long service life.Specification:Item Type: Mouse PenModel: PR-03Material: ABSConnection: Wireless 2.4GHZEffective Connection Distance: Approx. 10meter / 32.8ftWorking Method: OpticalMaximum Acceleration: 14inch/sNumber of Keys: 5 keys3 Levels of DPI Adjustable: 800/1200/1600Battery Type: 1 x AAA battery (not included)Support System: For Windows/Android/Linux/OS X.Package List:1 x Mouse Pen2 x Adapter1 x Receiver1 x Base1 x User Manual