Features: This voltmeter set features a wide voltage ranges, high precise LED display, and reverse polarity protective, ideal for monitoring various battery types including batteries in vehicles. Constructed with waterproof ABS housing and antidust design, the digital voltmeter ensures durability in harsh environment while maintaining clear visibility through bright LED. Perfect for car enthusiasts, DIY installers, electric vehicle owners, and marine operators requiring reliable voltage monitoring for automotive batteries, solar systems, or industrial equipment maintenance. For various applications monitor motorcycle/ATVs batteries, troubleshoot motorhomes power systems, maintain marine batteries on boats, or optimized solar power installations in outdoor environmens. The corrosion resistant LED display combines functional clear with ruggedness, making it essential for voltage measurement in trucks. Specifications: Component:ABS Size: Approx.1.69x1.84x3.347cm/0.67x0.72x1.32inch Package Includes: 1pcs Digital Voltmeter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.