110V 20"X24" UV Exposure Unit Screen Printing Plate Making Silk Screening DIY Machine Burning with Cover 8 Tubes Complete accessory tools and spare parts make it easy to maintain and replace Based on the User-friendly and practical principles, this machine adopts table top structure, professional design, easy manipulation Upper surface is covered by 0.3"(8mm) high-strength toughened glass board, anti-pressure, uneasy to scratch skins. Once the glass is broken, it will turn into pieces without sharp edges to insure safety Digital timer ensures precise exposure time. Time setting range is 0-999seconds.when users use this machine once more, it will repeat former time setting.Power calls off by itself when count-down is over 20"x24"UV Exposure Unit UV Exposure Unit is an important tool in screen printing because screen exposure is one of the most important steps to the screen making process. This 20"x24" table top exposure unit combines affordability and quality. With this unit you are able to burn crisp images and bring a professional look to your screen printing shop. The built in automatic timer helps achieve a perfect exposure effect.the code number:006002