OTC 3940 Series 550 Digital Multimeter

OTC Tools OTC 3940 Series 550 Digital Multimeter The 550 Series DIGITAL MULTIMETER features powerful automotive test functions such as; Frequency, Duty Cycle, Diode & Continuity Tests, plus all the standard meter features you expect in a professional grade Multimeter. Features: Diode Test Continuity Test Auto Range Data Hold Relative Change Auto Power Off