CFZC Portable Stepless Dimmable USB Port Flexible Stick With On/Off Touch Switch Switch LED Light Lamp for Laptop Computer PC(black) USB lamp with touch switch, just touch the sensor at the end of the stick to turn on/on the lamp, long press the on/off sensor to adjust the brightness level. 360 degree flexible, snake-like bendable metal neck allows multiple positions adjustable. Plugs into any USB port, Super light and elegant, Desk, bed, outdoor, wherever you are, extremely convenient to carry, also save electricity. Protect your eyes, Lambency lampshade, avoid the direct light of discomfort, and effectively protect your eyes. Built to last - 10 LED bulbs that will illuminate for, on average, a 10 year life span under normal usage.