- Color: Silver + black<br />- Compact radio frequency wireless presenter<br />- Does not require line of sight operation<br />- Radio frequency: 433MHz<br />- Wireless operation range up to 15 meters<br />- USB Port: plug and play、 USB 1.1 or USB 2.0 for receiver <br />- Presenter feature built-in red laser pointer<br />- Laser output: 1mW (MAX.)<br />- Working on Windows XP/VISTA/7<br />- Presenter remote powered by 2 x AAA batteries (included)<br />- Come with carrying pouch and English user manual<br /><br />                                                                                                                                Dimensions: 4.45 in x 0.98 in x 0.55 in (11.3 cm x 2.5 cm x 1.4 cm)<br />Weight: 0.78 oz (22 g)<br /><br />