● Protection class : IP65.● 3 LED indicators in a circle for easier viewing in any directions (360° LED indication).● 8 voltage settings : 240V, 2kV, 6kV, 11kV, 22kV, 33kV, 132kV, 275kV● Bright LED visual indication● Frequency range: 40~70Hz● Longer hood makes LED indicators more visible● Audible indication● Easy-to-prove method.● Self-test function● Power source : 1.5V "C" type battery × 3● High impact nylon casing.● Non-contact detection by proximity● Compatible with most hot sticks.● Lightweight, robust & compact.● Suitable for indoor and outdoor use.● Easy access to batteries.● Special ranges are available upon request. ● The maximum detection range can be 500kV. ● Meets EN 61326-1 CISPR 11 EN 61000-4-2 EN 61000-4-3 EN 61000-4-8 ※ Taiwan Patent : M489287 D170390