Prosumer Products and Workshop Equipment Design Longer Uv Printer by Shenzhen Longer Technology Co., Ltd. Longer ePrint is a desktop UV printer designed for individual creators and small studios. The printer uses a dual printhead engine with 12 ink channels, where five channels handle CMYK with varnish and seven channels are configurable. Printing is possible on more than 300 materials, including wood, metal, acrylic, plastic, films and fabrics. Three-dimensional embossing up to 60 mm high adds tactile detail. An automatic cleaning system maintains the printheads, so manual disassembly is not needed. Compact dimensions of 650 by 445 by 330 mm suit small workspaces.