Human Body Voltage Checker

Human Body Voltage Checker with Alarm is a new and unique visual method of detecting how much static charge a person is carrying. The unit can be wall mounted outside the ESD protected area to avoid charged persons unknowingly entering, or used by operators to periodically check that they are not creating a charge within the protected area,The instrument must always be connected to ground; not grounding the unit can result in inconsistent results. The circuit will only become responsive when you offer a path to ground