Mini DC Digital Voltage Meter 3.5V–30V LED Display

The Mini DC Digital Voltage Meter is a compact panel-mount instrument designed for real-time DC voltage monitoring in electronic and power systems. It features a bright three-digit LED display and operates directly from the measured voltage source, eliminating the need for an external power supply. With a measurement range of 3.5V to 30V DC, fast refresh rates, and compact dimensions, it is suitable for battery packs, power supplies, DIY electronics, and embedded monitoring applications. Its simple two-wire connection enables quick and reliable installation in space-constrained projects.

• Real-time DC voltage monitoring

• No external power supply required

• Three-digit LED display

• Compact panel-mount design

• Operates directly from measured voltage

• Measurement range from 3.5V to 30V

• Fast 500ms refresh rate

• Low-profile installation

• High visibility digital readout

• Simple two-wire connection

• Suitable for battery monitoring

• Ideal for power supply projects

• Lightweight compact construction

• Reliable voltage measurement

• Easy integration into electronic systems

• Display Type: Three 0.28-inch LED Digital Tubes
• Measurement Range: DC 3.5–30
• Operating Voltage: DC 3.5–30V
• Minimum Input Voltage: 3.5V
• Maximum Input Voltage: 30V
• Measurement Accuracy: ±(1% + 2 Digits)
• Refresh Rate: Approximately 500ms
• Power Supply Method: Directly Powered by Measured Voltage
• Connection Type: Two-Wire
• Lead Wire Length: 100 mm
• Display Color: Red LED
• Product Dimensions: 30 × 12 × 8.5 mm
• Mounting Hole Distance: 26 mm
• Operating Temperature: -10°C to 65°C
• Installation Type: Panel Mount
• Weight: Lightweight Design

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