ALL WEATHER WATER RESISTANT TESTER, TEST BULE AND FUSE, PC HOUSING, LOCATES BREAK POINT, VERIFIES DC POLARITY, TESTS AC VOLTAGE (CONTACT TESTING) , DETECTS MICROWAVE LEAKAGE, DETECTS THE AC POWER ( NON CONTACT TESTING) . NON CONTACT WHEN TESTING, EASY, SAFETY, QUICKLY, ACCURATELY, BATTERIES INCLUDED, COMES BRAND NEW IN ORIGINAL PACKAGING. Item Features: Voltage Tester Tool All Purpose Multi Functional Screwdriver Tools All purpose voltage tester Tests bulb and fuse Locates break point Verifies DC polarity Tests AC voltage Detects AC power