SUPER BRIGHT: This rechargeable USB folding table lamp uses super bright, 6W 200 Lumen output chip on board (COB) LED technology. EASY TO OPERATE: With a compact folding design for easy storage and transportation, this desk lamp has a swipe on/off button that provides three levels of light output. RECHARGEABLE: Supplied with a USB charging lead, it has an integral 3.7V 600mAh rechargeable Li-Polymer battery.