Product Description Description: Introducing the AC/DC Current Clamp Probe - CP024, a versatile tool designed to meet all your current measurement needs. With a test range from 1mA to 400A, this probe offers precision and reliability. Key Features: Wide Bandwidth: DC 200KHz (-3dB) Minimal Error by Earth Magnetic: ± 30mA max Remanence (±100A to 0A): ± 30mA max Jaw Size: 23mm (Max) Auto Zero at Power On Low Battery Indication Specifications: DC Current Range Sensitivity Accuracy DC 4A 1 mV/10 mA ±(1.5%rdg±5d) DC 40A 1 mV/0.1A ±(1.5%rdg±5d) DC 300A 1 mV/1A ±(1.5%rdg±5d) DC 300~400A 1 mV/1A ±(3.0%rdg±5d) AC Current Range Sensitivity Accuracy AC 4A 1 mV/10mA ±(2.0%rdg±5d) AC 40A 1 mV/0.1A ±(2.0%rdg±5d) AC 300A 1 mV/1A ±(2.0%rdg±5d) AC 300~400A 1 mV/1A ±(3.0%rdg±5d) General Specifications: Power Supply: 9V (6LR61) Battery (Not included) Dimension (W*H*D): 180 x 68 x 32 mm Device Weight: About 250 g Operating Temperature: 0℃ to 50℃, ≤70%RH Package Includes: 1 x CP024 1 x Quick Guide 1 x Soft Bag 1 x Manual