Measures AC current up to 1,000 amps AC/DC voltage, AC current, resistance, frequency, capacitance, continuity, duty cycle & diode check Built-in flashlight for AC current measurement Data hold + relative value measurement Specifications: Max. LCD display: 3999 Range selection: auto DC voltage: 0.4/4/40/400 V ± 0.8%, 600 V ± 1.0% AC voltage: 4/40/400 V ± 1.2%, 600 V ± 1.5% AC current: 400A ± 1.5% / 1000 A ± 3.0% Resistance: 400 ± 1.2%, 4k/40k/400k ± 1.0%, 4 Mohm ± 1.2%,40 Mohm ± 1.5% Capacitance: 4n ± 5.0%, 40n/400n/4u/40uF ± 3.0% 200uF ± 4.0%, Frequency range: 10 Hz -10 MHz ± 0.1% Duty cycle: 0.1% -- 99.9% Diode test: yes Continuity test: yes Dimensions 11 x 4 x 2¼ inches Power: 9V 6F22 battery Weight: 530 grams Features: Built-in flashlight for AC current measurement Data hold Back-lit LCD screen Relative measurement Sleep timer (can be disabled) What's in the box: UT205 clamp meter Test leads with probes 9V battery: 1 AAA battery: 1 Test leads with alligator clips User manual ABS Carrying case