OWON CP-05+ AC/DC Clamp Current Probe 200KHz 400A for Oscilloscope Features: Adopt of amorphous alloy core, with high performance, low loss    Various current test range, 4A, 40A, 200A, 200-400A test range are available Band wide up to 200KHz, low battery indication   Auto zero at power on, relative zero correction   Low noise level, and high detection accuracy    Specification: Model CP-05+ Test Range  1mA - 400A Bandwidth  DC - 200KHz (±3dB) Jaw Size  23mm (max) Auto Zero at Power-on yes Power Supply  9V 6F22 Battery(not included) Operating Temperature  0℃ to 50℃ Operating Humidity  15% to 70% RH DC Current Range  AC 4A AC 40A AC 200A AC 200A - 400A Accuracy  ±2.0%rdg ± 5-digit ±3.0%rdg ± 5-digit Sensitivity  1mV/10mA 1mV/0.1A 1mV/1A AC Current  Range  DC 4A DC 40A DC 200A DC 200 - 400A Accuracy  ±1.5%rdg ± 5-digit ±3.0%rdg ± 5-digit Sensitivity  1mV/10mA 1mV/0.1A 1mV/1A Dimension   18.5*6.8*2.5cm/7.3*2.7*1in Weight  272g/9.6oz Package list: 1 x AC/DC Clamp Current Probe(battery not included) 1 x Pouch 1 x User Manual