Compact 3-wire LED digital voltmeter with bright 0.56-inch display. Measures DC voltage accurately and includes reverse polarity protection for safe installation. Ideal for power supplies, batteries, Arduino projects, and panels.
Specification | Details |
|---|---|
Type | DC Digital Voltmeter |
Display Size | 0.56 inch LED |
Display Color | Red / Blue / Green (varies by model) |
Wiring | 3-Wire (Power +, Power −, Measure +) |
Measurement Range | DC 0–100 V (typical) |
Operating Voltage | DC 4.5–30 V |
Accuracy | ±1% |
Protection | Reverse polarity protection |
Refresh Rate | ~200 ms |
Operating Temperature | −10 °C to +65 °C |
Panel Cutout | ~45 × 26 mm |
Applications | Battery monitor, power supply, Arduino, solar, automotive |
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