Put on the high beams for extra visibility even in the dark corners of space. Portland Design Works' Spaceship Headlight boasts 3 bright LEDs which shine through a precision lens for a bright, focused beam. It offers steady and flashing modes and has a run time of over 100 hours. - Fits 22.0-31.8mm handlebars - Runs on 2 x AA batteries (included) - 100 hours run time - Steady and flashing modes - 91 grams/3.2 ounces - 98 x 41 x 35mm