Description The ROK Digital Clamp Meter delivers accurate electrical measurements with a clear, easy-to-read LCD display. Designed with built-in overload protection, it automatically powers off if the tested circuit surpasses the rated voltage, ensuring safer operation. A convenient data-hold feature lets you freeze readings, while the low-battery alert keeps you informed of remaining power. Perfect for electrical diagnostics, system troubleshooting, vehicle testing, and everyday DIY electrical work. Key Features: Clear digital LCD screen with a maximum reading of 1999 Data hold function for capturing measurements Automatic overload protection for safer testing Low-battery alert to monitor power levels Current measurement: AC 400A Voltage measurement: AC 300V / DC 300V What's Included: (3) CR2032 batteries Warranty Information: For quick reference, you can review ROK’s warranty and service details here: ROK General Warranty Information.