description voltage non-contact detector detects voltage in tamper-resistant and conventional outlets. california proposition 65 warning. features patented automatic self test verifies the integrity of the unit bright leds flash and audible alarm sounds if voltage is present automatically turns off after 5 minutes of non-use to conserve battery life designed and assembled in the usa specifications ac voltage 120 acme tools brand name greenlee acme tools part number 02723 application test if wire is hot assembled weight (lbs) 0.5 battery life low battery indicator battery quantity required 2 battery size aaa california proposition 65 warning required yes color / finish green country of origin united states dc polarity indicator not applicable dc voltage n/a depth (in) 1 digital / analog digital digital display no electronic yes globaltradeitemnumber (gtin) 00783310027232 internal supplier part # 52066563 internet product code (ipc) 3c6c7015feb length (in) 6 manufacturer warranty lifetime warranty material plastic measurements cat iv, 1000 v measuring range 50-500 hz package weight 0.2 package weight (lbs) 0.2 tester type current upc 783310027232 weight (lbs) 0.01875 weight (oz) 0.3 width (in) 1