Battery Tester With Printer for 1988-1994 C/K 1500, 2500 OBS Chevy Truck
$80
12V 24V Heavy Duty Battery Tester 100-2000CCA Truck Boat Load. 6V/12V/24V Battery Tester. BM550U BATTERY TESTER WITH PRINTER. When two pole location of battery connects wrong, this tester would be protected by itself.
