Features

• Proving Unit Martindale PD690. Battery powered proving unit, essential for safe use of voltage indicators and test lamps. Test voltage indicators with ranges above 240V 690V (nominal) @ 0.5mA high output voltage source Designed for use with Drummond and other similar lower resistance test lamps, having sufficient output to cause illumination Neon indicates battery condition Single probe operation, allows for non-contact voltage tester proving (access 5mm) Operates test voltage indicators that have greater than 4kΩ internal resistance 6 x AA batteries (required, see stock no. < 591-225') 591-225 , maintain output voltage for extended testing. 143 x 83 x 50mm, (H x W x D) Wt. 300g