Hemline push-In 220V LED bulb for sew machine is suitable for most modern sewing machines and overlockers. Modernise your machine with cool white light. Over 15, 000 hours, it is energy-efficient and saves money on constantly replacing regular incandescent bulbs. Power: 0.6 watts. Brightness: 20 Lumens. The most popular medium size is 4.8cm in length by 2.2cm in width.