Item Name: Automotive Tester Multimeter Automotive Multimeter Dwell Angle Temperature. Diode test: yesDC A: 20m/200m/20 A (1.0%+2)Resistance: 200/20K/200K/20M (1.0%+3)AC A: 20m/200m/20 A (1.5%+2)Auto Power OFF: yesDuty ratio: 1%~90%DWELL: 0~120 3/4/5/6/8CYL (1.5%+5)Data Hold: yesTransistor test: yesDC V: 2/20/200/1000 V (0.5%+3) TACH: 500-10000RPM 3/4/5/6/8CYL (1.5%+5)Continuity buzzer: yesTemperature: -40C~1000C (1%+3)