Sonic elektriskās ķēdes testeris (47019, SONIC)

Also available in display with 4 pieces - Checks interior and exterior lights - Checks relays and power windows - Test power windows and electric motors - Power supply function when testing shorted or overloaded circuits - Finds open or disconnected parts - Test the positive and negative voltage - Tests continuity in switches, relays, diodes, & fuses, and wiring harnesses - Polarity test cables and sockets - Find short circuits and bad earths fast