1,Self diagnosis, Self calibration 2,Interchangeable between grams and ounces 3,Interchangeable between millimeters and inches Wheel Balancer1,Automatic Start/Stop2 ... wheel diameter measuing3,Self diagnosis4,Self calibration5,Interchangeable between grams and ounces6,Interchangeable between millimeters and inches7,Protection cover8,4ALU functions ... for a.b.d.reading EB-SBM443 Wheel Balancer machine