Automotive test probe sealey ppvt time saving tool ideal for the automotive electrician and mechanic connects to the vehicle s own battery and reaches all corners of the vehicle with 5mtr cable checks for short circuits and bad earths quickly and easily tests continuity and polarity using flying lead and also indicates voltage 2v to 24v of system on test using an led array power up components prior to installation and check in situ function of components and accessories allowing fast pr