USB Book Reading Light Multi purpose USB lamp for reading, study, and ambient decor in bedroom, living room, stairs, or office. Eye protection: soft, even illumination designed to reduce eye strain during long reading or work sessions. USB powered and energy saving: charges via USB, uses energy efficient LED, compatible with laptops, power banks, and USB wall adapters. Versatile applications: suitable as a book light, desk light for notebooks and computers, and a night light for dark rooms. Practical design: compact and lightweight for easy placement on a bedside table, desk, shelf, or workstation. Use scenarios Reading a hardcover or ebook in bed or on the sofa at night without disturbing others. Late study or work at the desk, providing focused illumination for notes and screens. Safe night time navigation in stairs or hallways with gentle ambient lighting.