The Atrix 230V express safety vacuum VACEXP-04F is an excellent and economical H13 HEPA (high efficiency particulate air) filtered ESD safe option for servicing and cleaning static sensitive equipment such as electronics, computers, copiers, printers, pharmaceutical, data centers, ATM's, robotics and hazardous particulate. It is portable and lightweight weighing only 4 pounds. The 500 watt motor has tremendous cleaning power which produces 70 cfm. It is ESD safe with its static path to ground and includes a built-in electronic line filter to minimize EMI/RFI noise emissions. This vacuum features a one quart immediate containment HEPA filter cartridge. The one quart HEPA filter is 99.97% efficient at .3 micron and includes three layers of 56 pleat media. The three layers consist of one cellulose layer and two glass layers. The HEPA filter cartridge captures everything from dust and debris to hazardous particulate.