Features 1.With simpler move operation than ordinary mouse, such pen-type mouse adopts ergonomic design, more suitable for grip. 2.Preferred by notebook users, USB computer stylus can be compact, plug and play, no need to drive. 3.And pen-type mouse is with on/off switch, which also adopts optical tracking system. 4.Universal 2.4ghz wireless USB light pen mouse, adjustable 800/1200/1600dpi, 4 button, suitable for PC intelligent TV. 5.Support systems for Windows 7 / 8 / Vista / XP/ 2000 / Android / Linux / OS X. Specification Item Type: Pen-type mouse Model: PR-03 2.4G Wireless Mouse Transmission Distance: 10 meters 3-Step DPI Adjustment: 800/1200/1600 Mini Wireless Receiver Supported Systems: For Windows 7/8 / Vista/ XP/ 2000 / Android / Linux / OS X. Battery: Use 1 AAA battery (not included) Product Color: Red / Blue / Gray (Optional) Number of Keys: 4 Wireless Carrier Frequency: 2402 MHz-2480 MHz Wireless Working Channels: 16, automatic frequency hopping Rated Working Voltage: 1.5V Rated Working Current: 6 mA Tracking System: Optical Maximum Acceleration: 14 inch/second Material: ABS plastic Package List 1 x Wireless Mouse Capacitive Pen 1 x Mouse Base 1 x USB Receiver 1 x User Manual 1 x USB to Type-C Adapter 1 x USB to Micro Adapter