Package Include 2 x Clamp Digital Multimeter 2 x Test 2 x User Manual Features - DC Voltage: 600V, ±1.0% Electronic Measuring Instrument. - AC Voltage: 450V, ±1.2% Meter Equipment. - Max Display: 1999 Digital Multimeter. - Color: Yellow Multitester. - Size: 15 x 7 x 3cm / 5.9 x 2.8 x 1.2inch(LxWxH). - Max LCD display: Yes. - AC Current: 20-200-400A, ±2.0%. - Resistance(ohm): 200KΩ, ±1.0%. - Material: Plastic, Electronic Parts. - Data Hold Function: Yes. - Product Name: Clamp ammeters. - Buzzer Function: Yes. - Battery Type: 2 x 1.5V (AAA Battery) (Not Included). - Weight: Approx. 115g. - Cable length: Approx. 0.7M. - High sensitivity voltage and AC current measurement Digital Test Tool. - Mini and compact design, more convenient to carry and use. - On-off warning and diode testing functions. - Function of overload protection. - Fit for schools, factories, families, and amateur lovers. - Low battery indication. - Digital multimeter with plastic . - Data hold and LCD display, easy and clear to read.Goods DescriptionMeter Equipment Straight through current core made of movable opening, and a clamp on ammeter, named.electric meter tester The work is mainly composed of an electromagnetic current meter and bushing type current mutual inductor.Clamp multimeter The utility model relates to a portable instrument which can directly measure the AC current of a circuit without disconnecting the circuit.DC ammeter Clamp ammeters referred to as clamp meter