A completely new way to use light for reading,novelty design: the entire transparent panel lights up | Simply slide the light panel on the current page you are reading and the page will be "lighted" ,make the light directly in the page, downy light | Offers wide area flood/ spread lighting instead of traditional book lights that outputs spot/ focus lights | One-turning operation, adjustable brightness ,without stray light escaping to bother anyone else | Maximize reduce eyestrain portable and lightweight design