- Lightweight and portable、 perfect for travel companions<br />- Powered via USB cable or by 3xAAA batteries (not included)<br />- Brightness: 12000~14000 mcd<br />- Flexible neck can make the angle however you like<br />- Voltage: 5V<br />- Current: less than 500mA<br />- 12-LED light provides a bright and large working area、 adjustable gooseneck for easy light  <br />positioning<br />- With cooling fan (separated on/off switch)<br />- USB cable length: 97cm<br /><br />                                                                                                                                Dimensions: 4.21 in x 3.46 in x 9.84 in (10.7 cm x 8.8 cm x 25.0 cm)<br />Weight: 0.39 oz (11 g)<br /><br />