UV Exposure Machine a. Small and easy control b. Portable c. Apply to printing logo,business card,invitation card YH-280 UV Exposure Machine ... 1. The smallest UV exposure machine,comprehensive functions with UV device, easy to control the ... 8W*6 2, Exposure area: 210*260mm 3, Exposure time: 0--5.5munites,can be adjusted continuely 4, Overal dimension: 320 ...