Multiple LED lighting modes - Our LED book light has three adjustable brightness options, ensuring uninterrupted reading at night. Simply select your preferred color settings and adjust the brightness to prevent eye fatigue. The perfect sleeping companion for night owls! Battery Life - Our rechargeable book lights have a long battery life, making them perfect for enthusiasts who go out to read or those who want to minimize home lighting usage. It is equipped with a USB charging port and can be charged with a laptop, power bank, or car charger The Kindle Book Clip is perfect for Kindle bare machines and paper books, with a more stable and versatile design. It is an e-paper book companion and comes with a reading light. It comes with an advanced power management IC to prevent overcharging and discharging; Features: The most fashionable design, oversized, one size fits all. Give you a happy life. A simple and fashionable design is a must-have for fashionistas. Good quality ensures the service life of the product. Our product, dedicated, dedicated, and persistent The four level dimming book light is one click cycle control, with four levels of dimming on/off, and charging indicator. The brightness is 25LM, color temperature is 6000K, and it can be fully charged in 40 minutes. It is equipped with a 150MAH polymer battery.