AUTOPHIX OM129 Pro 2 In1 OBD2 Scanner Battery Tester Check Engine 6V 12V Car Battery Cranking Charging Test Auto Scan Tools. AUTOPHIX OM129 Pro is an upgrade of OM126P Code reader, it is not only perform full OBDII functions, help you check the car engine fault,but also features 3 powerful battery test functions(Battery test ,cranking test,charging test).
eBay