Installed above the work area, the Aerostat® Guardian™ provides fast static discharge over an entire work surface. It has adjustable air volume from 150-300 CFM. Equipped with task lighting, an ionization indicator light and an integrated heater, Guardian™ offers user friendly operation while effectively protecting even the most sensitive components from ESD damage using AC technology. No calibration is needed to maintain a ±5 V balance over an extended period of use.