Wireless range: approx 30 meters Red laser pointer, Battery: 300mAh rechargeable battery Multiemdia function page up, page down, play slides, black screen, volume+/- , extra drawing & Hyperlink function Air mouse function Rechargeable battery On/off power switch Receiver: magnetic receiver, Plug-and-play simplicity Dimension:120*30*11.05mm Accessory: pouch,USB cable
Wireless technology: RF 2.4GHz Wireless range: approx 100 meters Red laser pointer Multimedia function page up, page down, full screen, black screen Power saving function On/off power switch Receiver: magnetic receiver, plug-and-play simplicity Battery: 1xAAA battery Dimension: 138.8 x 17.6 x 15 mm Accessory: pouch
RF2.4G wireless technology Transmission distance up to 20M With LCD screen showing battery state and speech time Timer with vibration function Brilliant red laser pointer Multmedia function:Page up, page down, volume+/-, full screen & ESC funtion Low power consumption with 2*AAA batteries Built-in USB receiver, prevent it from losing Accessories: pouch