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Linkstyle DC Volt Amp Meter Review: Precise dual-display monitoring for DC systems

Linkstyle DC Volt Amp Meter Ammeter, DC 5-100V 100A Dual Display Current Voltage Meter Gauge with Hall Effect Sensor Transformer
4.6
[2-in-1 Multimeter Panel]  Simultaneous voltage and current display with color-coded readouts for easy monitoring.
[Wide Measurement Range]  Measures DC 0–300V and ±0–100A, supports 5–100V power supply.
[High Measurement Accuracy]  Precision 0.1V and 0.1A accuracy for reliable readings.
[Hall Effect Bidirectional Sensing]  Detects bidirectional currents regardless of flow direction; negative values shown by decimal.
[Reset and Protection Features]  Hold reset 3s to restore, 6s for factory reset; reverse-connection protection prevents damage.
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Panel multimeter designed for clear, real-time DC voltage and current monitoring. Keen workshop and vehicle users gain immediate, colour-coded feedback and bidirectional current readings. Is the Linkstyle DC Volt Amp Meter the right pick for your DC maintenance and testing needs?

⚡ At a Glance
  • Measurement Range: Voltage DC 0–300V; current ±0–100A; power supply DC 5–100V; accuracy 0.1V, 0.1A
  • Best for: Technicians and hobbyists needing real-time DC voltage and bidirectional current monitoring
  • Not ideal for: AC circuit measurement or applications requiring wireless data logging

Dual-colour panel display shows voltage in red and current in blue. Hall effect through-hole sensing enables bidirectional current measurement and includes reset and protection functions.


Instant, easy readings – with dual-colour dual display

Red LEDs indicate voltage while blue LEDs indicate current, and both values are shown simultaneously on the panel. Colour coding separates parameters at a glance to reduce interpretation time.

Quick identification of voltage drops or unusual current draw becomes straightforward. The visual separation helps speed up fault finding in workshops and vehicle installs.

Bidirectional current detection – thanks to Hall effect through-hole sensor

A Hall effect sensor measures magnetic fields around a conductor and supports through-hole installation for contactless sensing. The meter reports positive and negative currents, with the decimal point indicating negative values.

Useful when monitoring battery charge/discharge cycles or motor direction, since current direction and magnitude are clear. Prevents misreading during reverse-flow events.

Safer wiring and recovery – with reset and reverse-connection protection

A dedicated reset button restores normal operation with a three-second press and returns to factory settings after six seconds. Reverse polarity protection prevents the unit from burning out if poles are connected incorrectly, though the display will not show.

Saves time during diagnostics and reduces the risk of permanent damage from wiring errors. Simple reset behaviour makes it straightforward to recover settings on-site.

✨ The 4 Key Reasons for Linkstyle DC Volt Amp Meter
  1. Dual-colour display – Instantly shows voltage and current with clear colour separation
  2. Hall-effect through-hole sensor – Detects current direction and measures bidirectional currents reliably
  3. Reset and factory restore – Recover settings quickly during troubleshooting without complex tools
  4. Reverse-polarity protection – Prevents damage when poles are reversed, improving safety
📋 Technical Details at a Glance
  • Display: Dual LED readout, red for voltage and blue for current
  • Measurement Range (Voltage): DC 0–300V
  • Measurement Range (Current): ±0–100A
  • Power Supply: DC 5–100V
  • Accuracy: 0.1V, 0.1A
❓ Frequently Asked Questions

Q: Can this meter measure AC voltage or current?

A: No, the specified measurement ranges are for DC only; voltage range is DC 0–300V and current range is ±0–100A.

Q: How do I reset settings or restore factory defaults?

A: Press and hold the reset button for 3 seconds to reset normal settings; press and hold for 6 seconds to restore factory defaults.

Q: What happens if the positive and negative poles are connected in reverse?

A: Reverse connection protection prevents the unit from burning out, but the display will not show when the poles are reversed.

🏆 Our Verdict

Ideal for technicians, vehicle electricians and serious hobbyists who need reliable, at-a-glance DC monitoring. Hall-effect sensing, dual-colour simultaneous readouts and built-in reset and protection features make it dependable for workshop and battery-system tasks. Practical, durable design and straightforward recovery functions deliver ongoing value for monitoring setups.