Check the listing for details. Milwaukee 2200-20 Voltage Detector, Voltage Meter Tester (Battery). Color: Red, Condition: New. Listed at 19.99 USD. Milwaukee 2200-20 Voltage Detector, Voltage Meter Tester (Battery) Overview The Milwaukee Voltage Detector can be used for residential, commercial and industrial applications. The 2200-20 is a rugged tool with the highest safety rating in the industry, CAT IV 1000V with a wide 50 to 1000 volt AC range. The 2200-20 also has a green light which is lit when battery power is available, to dramatically improve safety on the jobsite. A blinking red light and loud beeper also indicate the presence of voltage. Includes two (2) AAA batteries and instructions; covered by 1 year warranty. Nothing but HEAVY DUTY. Features Wide 50 - 1000 AC voltage rangeCAT IV 1000V for highest safety ratingTip for checking outletsGreen light indicates tool is onLoud beeper indicates voltageBlinking red light indicates voltageOn/Off buttonPocket clip for easy storage