The Guardian rapidly neutralizes any static charges that are present. This unit is excellent for workstation or other applications where keeping static charges to a mimimum is important. Includes built in lighting, emitter point cleaners and a heater for operator comfort. The Guardian is balanced to +-5v and will decay a 1000v charge within 6 seconds at a distance of 18" from the target. - The Guardian is equipped with task lighting, an ionization indicator light, and an integrated heater, it offers user-friendly operation while effectively protecting even the most sensitive components from ESD damage. Features include AC technology for stable performance Inherently balanced to 0 ±5 V Integrated heater and task lights Ionization indicator light Patented built-in emitter point cleaner