Book - Rechargeable Reading Lights for Books in Bed About this item No flicker and radiation eye protection: suitable book color for eye reading. The uniform is free from stroboscopic effect and radiation which is protective for eyes, especially children's eyes. Perfect for children's bed books. Sturdy Clamp & Flexible Neck: The gooseneck is easy to bend to any position you want. The reading comes with a clamp mount that can be opened to 2.16 inches, which can be clipped on headboards, laptop, music stands, books, Kindle, etc. It is suitable for children and book lovers No more wasting money on batteries: Built-in 600mAh rechargeable battery with USB interface design. Our book can be powered by USB charger, plug and play, PC laptop, power bank, mobile phone adapter (not included), car USB, etc. PERFECT GIFTS/TRAVEL/CAMPING: Lightweight, button-down design. The LED reading is a good gift and easy to carry in the bag for camping and travel students, no motion sensor to in the trip. size30x4.3x2.8cm Including: 1x desk lamp