Check the listing for details. SNAP ON MULTI PROBE CIRCUIT TESTER 12V / 24V. Condition: Used. Listed at 329.00 USD. The SNAP ON MULTI PROBE CIRCUIT TESTER is a high-quality diagnostic tool designed for passenger vehicles operating on 12V and 24V systems. This unit includes probes as accessories, making it easy to test electrical circuits in vehicles. The Snap-on brand is known for durability and reliability, making this circuit tester a valuable addition to any automotive tool collection. Although it does not come with a warranty, its performance and accuracy make it a trusted choice for automotive professionals and DIY enthusiasts alike. This unit was used only twice and is in like new condition. It comes with a soft carrying case that is made by Milwaukee and fits well in it with room to spare for other testing accessories. This tester is a test light with a multi meter built in!!