3 Brightness Modes: Adjustable lighting levels for reading, studying, or relaxing. 🔋 Rechargeable & USB Powered: Built-in battery with USB charging cable for convenience. 🪶 Portable & Lightweight: Easy to move anywhere — ideal for students and travelers. 🏠 Perfect for Study & Office Use: Great for study tables, bedside, or workstations. 🌈 Energy Efficient LED: Long-lasting, flicker-free light for eye comfort.