A. FLEXIBLE BOOK LIGHT HEAD - The LED book light head can be rotated 90° counterclockwise, 180° clockwise, 45° downward, 350°. The flexible bracket bends at any angle for better visibility, which can meet lighting needs. B. USB Rechargeable Reading Light - Built - in 200mAh rechargeable lithium battery, which can be charged via any common USB interface such as computer, power bank, adapter, car charger or USB socket. No need for any wires, it is simple and convenient. A full charge takes 1.5 hours and the light lasts 8 hours. It is suitable for eye protection and creating a private reading space without disturbing roommates. C. LIGHTWEIGHT AND PORTABLE READING LAMP - This slim and lightweight children's reading lamp is suitable for clipping books while reading at night. It can fold completely flat and slim, being portable and easy to carry in a pocket for reading in bed or on the go. D. MULTIFUNCTIONAL BOOKMARK – This gift for kids, adults and bookworms can also be used as a bookmark. It is a suitable LED reading light for paperbacks, magazines, bedtime stories, journals and more.