www.pcimag.com/articles/96138-holiday-detector
Holiday Detector
March 1, 2012
Elcometer: Using state-of-the-art electronics to safely generate the required high-voltage DC pulses, the Elcometer 280 Pulsed DC Holiday Detector detects holidays in coatings without the need to ground the gauge to the substrate. It is fully charged in 4 h and can provide up to 30 h of continuous use. Rugged, shockproof, water resistant and incredibly safe, it features a two-stage safety switch, bright LEDs, screen icons and a buzzer signifying when the high voltage is on. 
Visit www.elcometer.com.
