Verso Rechargeable Arc Light for Kindle, Kindle Touch, and Kindle Keyboard (Graphite) 1 powerful LED delivers bright, even light Interchangeable cuffs designed to fit your Kindle securely and works with Kindle 1, 2, 3 and DX Arcing neck glides up into "on" position and down for "off" and storage Recharges using USB to micro-USB cable (included) Rechargeable battery (included) provides 15 hours of light on a single charge