1The product is ergonomically designed to get rid of the uncomfortable feeling of longterm use of traditional mouse. 2There are 3speed CPI adjustment, and respectively are 800/1200/1600. 32.4G wireless transmission technology, lowlatency transmission within 10 meters and energy saving features. 4The maximum acceleration is 14in/s, and this product can improve work efficiency. 5Strong compatibility, support for Windows/ Android/ OS X/ Linux system equipment. Item Type:Pocket Pen MouseModel: PR-06Material: ABSConnection: Wireless 2.4gEffective Transmission Distance: Approx. 10 meters / 32.8ftWorking Method: OpticalNumber of Keys: 5 keysThree-Speed CPI Adjustment: 800/1200/1600Maximum Acceleration: 14in/sBattery Type: 1 x AAA battery (not included)Support System: For Windows/Android/OS X/LinuxApplicable Equipment: Computers, mobile phones, smart TVs, etc. 1 xPocket Pen Mouse2 x Adapter1 x Receiver1 x Base1 x User Manual