1pc DC 4–100V LED Digital Car Voltmeter – Round Two-Wire Panel Voltage Monitor

1. 🔋 Wide Voltage Range – Measures DC voltage from 4V to 100V, suitable for most automotive and DC systems.
2. 🔌 Two-Wire Design – Simple wiring for quick installation and stable readings.
3. 🔴🟢🔵 Clear LED Display Options – Available in red, green, or blue LED for easy visibility.
4. ⭕ Round Panel Mount Style – Clean, professional look when installed on dashboards or panels.
5. 📊 3-Digit Digital Tube – Displays voltage clearly and accurately at a glance.
6. ⚡ Fast Refresh Rate – Updates approximately every 300ms for real-time monitoring.
7. 🎯 High Accuracy – Permissible error of only ±1% for dependable readings.
8. 🔒 High Input Impedance – >100K ohms to minimise circuit interference.
9. 🌡️ Wide Operating Temperature – Works reliably from -10°C to 65°C (14°F to 149°F).
10. 🚗 Automotive Ready – Ideal for cars, motorcycles, trucks, RVs, boats, and DIY power projects.
11. 🧰 Durable Plastic Housing – Lightweight yet sturdy for long-term use.
12. 🔧 Easy Panel Installation – Fits standard round mounting holes.
13. 🔌 Low Power Consumption – Efficient operation with minimal current draw.
14. 🧠 Instant Voltage Awareness – Helps prevent battery drain or electrical issues.
15. 🎁 Practical Electrical Accessory – Essential tool for monitoring system health.

• Product Type: Digital LED Voltmeter
• Voltage Range: DC 4–100V
• Minimum Start Voltage: 3.8V
• Display: 3-digit round LED digital tube
• Display Colours: Red / Green / Blue
• Shell Colour: Black
• Material: Plastic
• Accuracy: ±1%
• Input Impedance: >100KΩ
• Working Current:
• Red: <15mA
• Green: <12mA
• Blue: <12mA
• Refresh Rate: ~300ms
• Operating Temperature: -10°C to 65°C (14°F to 149°F)

• Meter Size: 3.38 × 3.38 × 1.8 cm (1.33 × 1.33 × 0.71 in)
• Mounting Hole Diameter: 3 cm (1.18 in)
• Wire Length: 20 cm (7.87 in)

• 1 × LED Digital Voltmeter

Manual measurement may result in slight size deviations. Display colour andappearance may vary slightly due to lighting and screen settings.

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• ⚡ Quick Dispatch – Orders ship within 5–9 business days after payment is cleared.
• 📦 Safe & Secure Packaging – Your items are packed with care to arrive in perfect condition.
• 📍 Note: We do not ship to P.O. Boxes or APO/FPO addresses at this time.

• ✅ 30-Day Return Window – Changed your mind? No worries! Return your item within 30 days.
• 🛠️ Item Must Be Unused – Returned items should be in original condition and packaging.
• 💬 Quick & Friendly Support – Reach out to us anytime—we're here to help with any return questions.