0.28" High-Precision Digital Voltmeter Discover the ultimate solution for accurate and reliable voltage measurement with our 0.28" Digital Voltmeter. This compact and versatile DC voltage tester is engineered to deliver precise readings across a multitude of applications, making it an essential tool for automotive, electric bicycle, motorcycle, and various battery-powered device enthusiasts. Key Features Stable Operation: Experience consistent and dependable voltage measurements in diverse settings. Our voltmeter ensures stable performance, giving you confidence in the integrity of your electrical systems whether you're working on vehicles or electronic gadgets. High Measurement Accuracy: Achieve precise voltage monitoring with an impressive ±3% accuracy. Ideal for sensitive electronics and critical applications, this voltmeter allows you to track voltage levels with utmost confidence and reliability. Compact Design: Measuring just 30x12x9mm, this mini DC voltmeter fits seamlessly into tight spaces. Its small footprint makes installation effortless, allowing integration into various configurations without occupying significant space. Reliable Circuit Protection: Built with reverse polarity protection, our voltmeter safeguards against potential damage from incorrect wiring connections. This feature enhances safety during both installation and operation, ensuring longevity and durability. User-Friendly Interface: Featuring a bright LED display that automatically adjusts the decimal point based on the measured voltage, this voltmeter is easy to read and operate. The fine-tuning function and included three cables simplify connections, making voltage testing straightforward even for beginners. Specifications Measuring Range: 0-100V Working Voltage: DC 2.4V to 40V (with reverse connection protection) Detection Voltage: 0.0V to 100V Working Current: