Testing equipment can be put to good use ensuring that electrical equipment is properly installed and safe to operate. Faulty installations can be lethal; the condition of electrical installations can be established when contractors use test equipment. Pocket sized analogue tester. Tests voltage, DC voltage, DC current, resistance, continuity and batteries. The Gardner Bender 16-Range 5-Function Analogue Multitester tests AC/DC voltage to 500 volts, DC current to 250 mA, resistance to 1 megohm, and decibels from -20 to +56dB. The multitester is diode protected and includes 2 safety test leads, a helpful instruction manual, and one AA battery. The unit is conveniently pocket-sized, so you can have it with you anytime you need it. Gardner Bender has 50 years of experience making professional electrical tools and supplies of consistently superior quality, so you can count on high-performance products at a fair price.