The Gingko Smart Book Light is foremost a great piece of art which would enhance any home office. A Red Dot Design Award winner. Closed, this smart Book Light masquerades as a laser-cut wooden/leather ‘book’, but when opened It transforms into a sculptural light emitting a wonderful ambient warm white light through the pages. The beautiful, exquisite design opens to full 360 degrees with cleverly concealed magnets. The lovely soft touch papers, lightened up by long-lasting LED lights, are tear-proof and water-resistance. LED life-span: about 50000hrs Battery life: 6-8 hours in constant use Charging time: 4-5 hours Product Material: natural wood or fibre leather with water-resistant Tyvek paper 24x21.5x18 cm (large size when 180 degrees opened) 17x21.5x2.5 cm (large size when closed) 18x12.2x9 cm (mini size when 180 degrees opened) 9x12.2x2.5 cm (mini size when closed)