- 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 5m cable. - Checks for shorts 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 problem diagnosis. - Features integral worklight with touch sensitive control.