Product name: Intelligent anti-burn high-precision digital multimeter (fully automatic/rechargeable/for electrician maintenance) Product description: This intelligent digital multimeter is a high-precision multifunctional testing instrument designed for electricians, engineers and electronic maintenance personnel. It adopts fully automatic range switching technology, has intelligent anti-burn protection function, supports all-round measurement of AC/DC voltage/current, resistance, capacitance, frequency, etc., and is equipped with a Type-C charging interface, saying goodbye to the trouble of frequent battery replacement. Whether it is daily circuit maintenance, industrial equipment maintenance or electronic DIY, it can provide a fast, accurate and safe measurement experience. Core functions: Fully automatic range switching: intelligently identify the type and range of the measured signal, without manual adjustment, greatly improving work efficiency. Intelligent anti-burn protection: built-in overload protection circuit, can withstand 600V high-voltage impact, automatically cut off protection when mis-measuring strong electricity, to avoid burning the instrument. Long-lasting battery life: 2000mAh lithium battery + Type-C fast charging, full charge can work continuously for 50 hours, support power bank emergency power supply. High-precision measurement: four-digit large LCD screen display, accuracy of 0.5%, supports NCV non-contact electrical testing, diode testing, on-off alarm and other practical functions. Durable design: anti-fall rubber shell + IP54 dust and water resistance, suitable for complex environments such as construction sites and workshops. Applicable scenarios: Home circuit troubleshooting (socket/switch/line detection) Industrial equipment electrical maintenance (motor/inverter/PLC) Electronic component testing (resistance/capacitor/transistor) New energy vehicle maintenance (battery/charging pile detection)