Is Smart Device : no Features : Rechargeable, Lightweight, Portable, Dimmable, Flexible, Timer Model Number : A18 Battery Type : Lithium Metal Power Source : Rechargeable Battery Is Batteries Required : No Is Batteries Included : Yes Light Source : LED bulbs Certification : ce,FCC,pse,ROHS Origin : Mainland China Certification : none Item Type : Book Lights Unique Horizontal ET-Head Unlike other reading lights for books in bed, our book light has a unique Horizontal ET-head design, which illuminates a wider page area with a more evenly spread light. It offers a wide field of consistent lighting with no hard edges. Meanwhile, the ET-head design creates just the right amount of light to amplify your joy of reading without disturbing others 3 Colors & 5 Brightness Dimmable This book reading light has 3 color temperatures: amber mode (1800K), soft mode (3400K) & natural mode (6000K). The amber mode provides a dim glow of warm light for night reading; the soft mode offers cool white light for leisure reading; the natural mode restores the bright daylight for high concentration to boost your efficiency. Also, you can adjust brightness levels to your preference Amber Light Protects Your Eyes Many bookworms enjoy reading before sleep, so we designed this book light with 1800k amber mode. The 1800k provides superb eye protection and prevents you from eye strain even after a long read. It blocks 99.99% of blue light for a peaceful & sweet sleep. No harsh light, no flickering, no dazzling. You deserve this amber book light for relaxing bed reading time Powerful Battery with Superior Quality for 80 Hrs All Glocusent reading lights are USB-C rechargeable, a thoughtful design for senior users. After one full charge, your pleasant reading time ranges from 8 to 80 hrs with a step-down dimming. A certified safety sheet (MSDS) guarantees the battery's quality for safe usage