Touch switch Material:Iron Duration: about 6~8 hours fully charged Battery Capacity: 1800mA Accessories: USB charging cable Product Size: 8*34cm Gross weight: 350g Cordless Design: This table lamp is cordless, providing convenience and flexibility in placement without the need for power outlets or extension cords. USB Rechargeable: Equipped with a rechargeable battery, this desk lamp can be easily charged using a USB cable, offering a convenient and eco-friendly lighting solution. Simplicity Design: With a simple and elegant design, this desk lamp complements various decor styles and adds a touch of sophistication to any space. Portable: Its compact and lightweight design makes it easy to carry and move around, allowing you to use it in different rooms or take it with you on trips. Adjustable Brightness: Featuring adjustable brightness settings, you can easily customize the lighting according to your needs, whether you're reading, studying, working, or relaxing.