Laser 8873 Battery & Alternator Tester 12/24V

A simple and easy to use battery and alternator tester, suitable for use on both 12V and 24V DC systems. The LED display gives a quick and decisive indication of power out, and features two alternator readings: alternator over-charging, alternator OK (13.5V), and three battery readings: good (= 75%), fair (= 25%), poor (<25%), to quickly identify if either are at fault. It is also fitted with a large magnetic strip, on the rear of the tester, to allow for it to be attached to the inside of the engine bay or bonnet, for ease of use. Supplied with: 820mm red positive test lead with probe Black negative test lead with crocodile clip.