reading lamp for bed headboard, handacc clip desk lamp dimmable led usb reading light with sturdy gooseneck for bedroom(blue) handacc <br><b>specification</b> <br>color: blue <br>material: plastic <br>power: 3w <br>size:4.8 x 4.3 x 15.8 inches <br>weight:3.2 oz <br>source type: led lighting <br>switch type: touch sensor control <br><br><b>why choosing the handacc rechargeable clamp table lamp?</b> <br>1. space saving design, modern fashionable appearance. <br>2. with its elegant and ergonomic design, this lamp is ideal for both home and office use. <br>3. energy-saving:75% less energy cost than incandescent lamp, eco-friendly. <br>4. led desk eye protection light with clip.<br><br> <b>how long can this lamp work when it is fully charged?</b> <br> the battery capacity of the desk lamp is 500 mah, the lamp has three brightnesses.<br> when the lamp battery is fully charged, the working time of the lamp is about:<br> low brightness: 8 hours<br> medium brightness: 6 hours<br> high brightness: 3 hours<br><br><b>if you want to use the highest brightness for a long time, you can always use an external power supply.</b><br><br> <b>package include</b> <br>1 x handacc clamp table lamp <br>1 x usb charging cable <br>1 x user manual