FNIRSI Fully Automatic Intelligent Current Clamp Multimeter 1. DC voltage: 9.999V99.99V999.9V 2. AC voltage: 9.999V99.99V750.0V 3. DC current, AC current: 99.99A600.0A 4. Frequency: 9.999MHz999.9KHz99.99KHz999.99Hz99.99Hz9.999Hz 5. Equipped with a 2.0-inch TFT high-definition full-color LCD display for clear and easy data viewing. 6. Supports DC and AC current measurement, with a clamp opening width of up to 25mm, suitable for both thick and thin wires. 7. Supports simultaneous voltage and current measurement, and automatically calculates power. 8. Equipped with a curve recording mode, data changes and fluctuations are clearly displayed. Supports viewing 8 sets of stored data and up to 30 sets of historical data, ensuring accurate and complete measurements. 9. High-precision hard plastic chip, comprehensively improving measurement accuracy. 10. 10,000-digit counter, high-precision measurement; the higher the number of digits displayed, the higher the accuracy. 11. Intelligent anti-burn-out protection across all ranges; incorrect range settings prevent burn-out, enhancing safety. 12. Non-contact NCV sensing voltage, safe electrical measurement; supports LIVE liveneutral wire identification for convenient voltage testing. 13. Built-in 1500mAh high-capacity rechargeable lithium battery with automatic sleep mode for long battery life. 14. Universal Type-C charging port with a durable dustproof silicone protective cover. 15. Built-in illumination function, allowing for measurements even in the dark. 16. Jaw size: 25mm 17. Dimensions: 19.5x7.4x2.9cm 18. Weight: 191g