- Color: Blue + black<br />- 2.4GHz wireless technology<br />- Operation distance: within 30m<br />- Laser wave length: 300m<br />- RF power: 100mw (max)<br />- USB receiver included、 plug and play<br />- Supports Windows 2000/XP/Vista、 Mac OS<br />- Presenter remote powered by 1 x AAA battery (included)<br />- Comes with Chinese/English manual and carrying pouch<br /><br />                                                                                                                                Dimensions: 4.72 in x 0.83 in x 0.79 in (12.0 cm x 2.1 cm x 2.0 cm)<br />Weight: 0.88 oz (25 g)<br /><br />