2.4G Wireless USB Optical Presenter Pen Mouse Adjustable 1600DPI 4 Key

●Brand new and high quality
●2.4GHz wireless connection, up to 10m operation distance (depend on environment)
●Power saving: if there is no 2.4GHz signal, it will automatically power off.
●Ergonomic design, fits comfortably on your hand, low voltage alarm function, reminds you to replace battery in time.
●Pen shaped, especially suitable for handwriting input. Real Plug and Play, no extra driver needed.

Product Descriptions:
Brand new and high quality
2.4GHz wireless connection, up to 10m operation distance (depend on environment).
Power saving: if there is no 2.4GHz signal, it will automatically power off.
Ergonomic design, fits comfortably on your hand, low voltage alarm function, reminds you to replace battery in time.

Specifications:
*Operating frequency: 2402MHz-2480MHz
*Transmission distance: >10M,360°
*Resolutions Adjustable: 500/1000cpi
*Tracing system: Opitcal
*Operating current: 15mA
*Power supply: 1.5V AAA*1 (we don't send it)
*System requirements: for Windows98, XP, vista, Windows7, Tablet PC, OS X, Linux

Package contents:
1 * Pen Mouse
1 * USB 2.4GHz Receiver