[9 & 3 COLOR TEMPERATURE] This reading light is equipped with 9 upgraded LEDs, which have a lifespan of more than 50,000 hours, providing more uniform luminance than standard lights. The reading light offers 3 color temperatures (3000K to 6500K), meeting all your lighting needs. You can select your preferred comfortable setting according to your requirements, such as reading, working, studying, sewing, camping, or sleeping, etc. [EYE PROTECTION] This reading light features flicker-free, low-blue-light technology for eye protection, helping prevent eye strain and fatigue, and minimizing impact on your sleep rhythm even after extended reading sessions. [360 ADJUSTABLE] This book light comes with a 360-degree flexible gooseneck, allowing you to adjust it to any angle. You wont disturb your kids or partner at night, as it creates a perfect private reading space in bed. [NON-CLAMP STAND] The bottom is equipped with a non-slip mat, effectively keeping the light stable in place. The reading light weighs only 2.1 oz, making it super lightweight and easy to carry in your bag or purse. Its an ideal companion for traveling or camping. [RECHARGEABLE BOOK LIGHT] Built-in 500mAh rechargeable battery provides up to 10 hours of continuous use at low brightness. It can be powered via USB charger, laptop, power bank, car USB, etc. (USB charging cable included). Its mini size and lightweight design make this clip-on reading light a great gift for camping and travel, easy to carry and convenient to use. Color: Black Material: Plastic Package Contents: 1 x Book Light 1 x USB Charging Cable Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1-3 cm.