Senses the steady state electrostatic field produced by ac voltage through insulation without requiring contact to the bare conductor. A red glow at the tip and a beeping noise (if not switched OFF) indicates the presence of voltage.

Nominally, 90 V AC to 1000 V AC or 200 V AC to 1000 V AC depending on model, 45 Hz to 405 Hz; also a 20 V to 90 V control circuit model

Blade or round, depending on model

One high intensity red LED

c CSA us, CE, TUV, C-Tick

1000 V, CAT IV

IP 40

-10 °C to 50 °C

(0 °C to 30 °C)

(30 °C to 40 °C)

(40 °C to 55 °C)

3000 meters

2 AAA alkaline batteries included