1,Good practicability, it is suitable for the detection of AC and DC current, phase, electric energy, power, power factor, etc., and is widely used in the power industry. 2,Adopting Hall induction technology, it is not necessary to disconnect the tested circuit during detection, and the clamp head iron core is made of special alloy, which is especially suitable for places with dense wiring (electricity metering system, high speed rail system, automobile circuit maintenance, etc.). 3,Supports collocation use, it can be connected to phase detection analyzers, industrial control devices, data loggers, oscilloscopes, harmonic analyzers, power quality analyzers, digital multimeters, etc. 4,Using permalloy iron core and magnetic shielding technology, it has stable performance, high accuracy, strong anti interference ability, and the data can reach high industrial standards. 5,Using a split core and a hole element (hole element) combination, it can simultaneously detect AC and DC current, which can help you save time and effort, and improve the efficiency of detection. Item Type: Current Sensor Model: ETCR035AD Battery: 1x9V 6F22 Battery (Battery Not Included) Material: ABSandPermalloy Uses: It is widely used in electric power, communications, meteorology, railways, oil fields, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields. Range Resolution Accuracy Grade 0.0A-1000A AC/DC 0.1A 2 Other Parameters power supply 9VDC 6F22 (Battery Not Included) CT size Approx. 30x35mm / 1.2x1.4in Range 0.0A-1000A AC/DC output signal 1mV/1A Resolution AC/DC: 0.1A Accuracy class 2.0% Phase error ≤3° output method Inductive Current Output Output Interface BNC Plug/4.0mm Double Banana Plug/3.5mm Audio Plug (Optional), Cable Length 1.5m Clearing method ZERO Button to Reset working frequency DC-400Hz Security Level CATⅢ600V Operating temperature -15°C-50°C Dielectric strength AC 3700V/Rms (Between Iron Core and Shell) Clamp meter quality Approx. 180g / 6.3oz physical dimension Approx. 122x70x33mm / 4.8x2.8x1.3in 1 x Current Sensor (Battery Not Included) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.