- Built-in red laser pointer<br />- Instant controlling of Microsoft PowerPoint & Media Player<br />- Effective range: 10m<br />- Operation frequencies: 433.92÷0.075MHz<br />- Powered by 1*CR2032 battery (included)<br />- Comes with English user manual<br />                                                                                                                                Dimensions: 3.39 in x 2.09 in x 0.2 in (8.6 cm x 5.3 cm x 0.5 cm)<br />Weight: 3.74 oz (106 g)