The AC current clamp has 100 mV/A voltage output, 40 Hz to 5 kHz bandwidth, and 15 mm jaw opening. The BK Precision SP221 AC Current Clamp is a reliable and accurate tool designed for measuring AC current up to 100A. This clamp meter is perfect for electrical professionals who need to measure current without interrupting the circuit. It features a compact and ergonomic design, making it easy to handle in tight spaces. The SP221 has a wide jaw opening, allowing it to clamp around larger conductors with ease. The device provides precise measurements, displayed clearly on a digital multimeter or other compatible measuring instruments. It’s ideal for a variety of applications, including troubleshooting electrical systems in residential, commercial, and light industrial settings. With durable construction and built-in safety features like overload protection, the SP221 ensures reliable performance and long-lasting use.