Aofan Waterproof LED Digital Voltmeter 12V-24V DC, Round Mini Voltage Meter for Car Motorcycle Truck Boat RV - Red

• 【1】Precision Monitoring: Real-time 3-digit LED display accurately measures 5-30V DC voltage levels, with bright red backlight for clear visibility day and night
• 【2】Universal Compatibility: Works with 12V/24V electrical systems in cars, motorcycles, trucks, RVs, boats, ATVs, and other recreational vehicles
• 【3】Durable Construction: IP65 waterproof rating with corrosion-resistant housing and shockproof design for reliable performance in harsh conditions
• 【4】Easy Installation: Fits standard 29mm dashboard holes, secured by nylon locking ring - no special tools required
• 【5】Battery Protection: Helps prevent overcharge/discharge by monitoring charging status and detecting voltage irregularities

Keep Your Vehicle's Electrical System in Check with Aofan Digital Voltmeter This compact voltage monitoring solution combines precision engineering with user-friendly design. The bright red LED display delivers instant visibility of your battery's status (5-30V DC range), while the IP65-rated waterproof housing ensures dependable performance in rain, snow, or off-road conditions. Key Advantages： ► 360° Visibility：Radial LED arrangement creates uniform illumination, readable from any angle even in direct sunlight ► Smart Power Management：Monitor charging system efficiency and detect voltage drops/spikes before they cause damage ► Vibration-Resistant：Reinforced internal structure maintains accuracy during vehicle movement） ► Universal Fit：29mm mounting diameter works with most standard dashboards and control panels ► Space-Saving Design：Compact 36×16×29mm dimensions fit tight spaces without compromising functionality Application Scenarios： Ideal for automotive enthusiasts and professionals monitoring: Battery charge status during long trips Alternator output while driving Electrical system load in modified vehicles Marine battery banks on boats RV/Caravan power systems Technical Specifications： Display Type：3-digit red LED Operating Range：DC 5-30V Accuracy：±0.5V Input Connection：2-pole screw terminals Housing Material：ABS+PC composite Operating Temp：-20℃~70℃