Extech DVA30 Non Contact Current and Voltage Detector

Detects and pinpoints wide range voltage and current with sensitivity adjust Current function detects live circuits through shielded wires, conduit and metal circuit breaker or junction boxes where voltage detectors cannot work Non-contact detection of AC voltage from 12VAC to 600VAC; detects AC Current from 200mA at 0.2" and larger current at greater distances Sensitivity adjustment increases or reduces sensor trigger threshold Dimensions / Wt: 7.6 x 1.2 x 0.9" (192 x 31 x 24mm) / 2.1 oz (60g) Audible and visual indicator of current or voltage What's Included: four LR44 button batteries and pocket clip.