Digital Clamp Multimeter AC DC Voltmeter Ammeter Ohmmeter Volt Tester LCD Meter Designed to safely and accurately troubleshoot a variety of automotive and household electrical problems. Measuring instrument with function of data hold, easier to read data. Features large digital display for battery quick check and accurate results. Voltage testing function for both AC and DC voltage. Low battery power indicator function. Support testing function for on-off buzzers and diodes, overload protection function. AC Current: 20-400A (±2.0%) Resistance(ohm): 200KΩ (±1.0%) Battery: 2 * AAA Batteries LCD Max Reading: 1999 Clamp Diameter: 2.13cm / 0.83inch Size: 14.7 x 5.5cm / 5.78 x 2.16inch Weight: 187g(.) Color: As Shown Material: Metal+Plastic Package Contents: 1 * Digital clamp meter set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.