on this project [3 Modes Easy Adjustment] The light has 3 brightness, white light, warm light, mixed light. Each arm has independent switches for 3 levels of adjustment. Amber light blocks blue light, no eyestrain, perfect for reading. You can choose the brightness according to different low-light environments. White light/mix for reading, working, knitting, repairing, warm light for story reading and kids playing before bed. It is a touch switch and very easy to operate. [Use a USB cable for easy charging and save the cost of buying extra batteries] The light comes with a built-in rechargeable battery and a USB cable. Large capacity battery makes the lighting time last. No need to buy and replace additional batteries. USB Type-C building block, reversible and universal. Just plug it in and connect it to your laptop, computer, adapter, super fast, easy, and convenient! Adjust flexible arm direction/height to easily reach where you want to goThe lampshade is made of rubber material, smooth and soft. The flexible movable arm allows the light to be adjusted from any angle. You can bend it, twist it so easily into different directions and fit different sizes and heads (for kids). Super flexible but can hold a certain position. It's perfect for getting lighting where you need it at night. [Free your hands without disturbing your nearby partner] Well balanced, with this light you can knit, sew, repair, work by hand. You can light anywhere without having to carry it around and move it around. The narrow beam angle design allows you to focus on your personal space without disturbing your sleeping partner. [Very perfect gift] This is a multifunctional lamp. Multipurpose for knitting, sewing, camping, repairing, cross stitch, coloring, painting. So it can be not only a reading light, but also a knitting light, a craft light, a crochet light, and a hands-free light anywhere. It can be used as reading accessories, knitting accessories, book accessories. It can be used at home, in bed, on a plane, in the car or while traveling outdoors.