240V Proving Unit for Neon Voltage Indicators A handheld, battery powered proving unit able to provide a nominal 240Vdc, 2mA source to prove the integrity of neon type test voltage indicators
For safety, voltage indicators should be checked for correct operation from this known voltage source before and after every use
The unit is housed in a compact ABS plastic case and fitted with a belt clip for convenience
An LED is used to indicate battery condition