Manufactured to fully comply with the ‘m’ Class standard and fitted with an automatic filter cleaner that vibrates after use Maintaining 99.9 Percent dust removal and filter permeability in line with HSE recommendations. See below for HSE recommendation details Each vacuum is fitted with an AUTO start/stop 110V plug socket Manufactured to fully comply with the ‘m’ Class standard and fitted with an automatic filter cleaner that vibrates after use, Maintaining 99.9% dust removal and filter permeability in line with HSE recommendations. See below for HSE recommendation details. Each vacuum is fitted with an AUTO start/stop 110V plug socket, Weight: 24.9783742846 pounds, Manufacturer: Draper