[9 Lighting Modes] 3 color temperature and 3 adjustable brightness levels, each head has an independent switch, you can choose a comfortable environment for reading, knitting, camping or repairing, etc. according to your needs. [USB Rechargeable] USB Type-C rechargeable, built-in 1000mAh high-capacity lithium battery, a full charge takes about 2.5 hours, high brightness can last 4-8 hours, low brightness can last 40-80 hours. [360 Flexible and Durable Arms] Made of high-quality rubber silicone, the neck light has durable and flexible arms, easy to choose the best angle to meet your various needs. [Intimate Design] Special narrow beam angle (90) design. Won't disturb your sleeping partner when you want to read alone. [Compact and Portable] Weighing only 4.9 ounces, the bendable neck light doesn't require much space and fits easily into carry-on luggage, making it very convenient to carry around.