0.28inch Digital Voltmeter

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Description:

The 3-Wire Digital Voltage Tester is a compact and reliable mini DC voltmeter designed for precise voltage measurement across a wide range of applications. Featuring a bright LED display and user-friendly functionality, this voltmeter is ideal for monitoring voltage in cars, electric bicycles, motorcycles, and various battery-powered devices.

Key Features:

1. Stable Operation: Ensures accurate and reliable voltage measurements for a wide range of applications, providing consistent results and confidence in your electrical systems.
2. High Measurement Accuracy: Offers precise readings, allowing you to monitor voltage levels with confidence, suitable for critical applications and sensitive electronic devices.
3. Compact Size: Small and compact design (30x12x9mm) makes it easy to install and integrate into various configurations, requiring minimal space.
4. Reliable Circuit Protection: Equipped with reverse polarity protection, ensuring the voltmeter is not damaged if the wiring is reversed, enhancing safety during installation and use.
5. Ease of Use: Automatically adjusts the decimal point position based on the measured voltage, includes a fine-tuning function, and comes with three cables for easy and simple connection.

Specifications:

• Measuring Range: 0-100V
• Working Voltage: DC 2.4V to 40V (with reverse connection protection)
• Detection Voltage: 0.0V to 100V
• Working Current: <30mA
• Display: 0.28" LED, available in red, blue, green, and yellow
• Measurement Rate: ≥200ms/time
• Measurement Accuracy: ±3%
• Input Impedance: >50KΩ
• Size: 30x12x9mm (1.18x0.47x0.35 inches)
• Lead Length: 15cm
• Weight: 2g

Functionality:

• Range: 0-100V
• Wiring: Three cables for easy connection to car/motorcycle batteries and other circuits.
• Reverse Connection Protection: Prevents damage if wires are connected incorrectly.
• Decimal Adjustment: Automatically adjusts the decimal point for precise measurement.
  • Below 10V: Two digits after the decimal point.
  • Above 10V: One digit after the decimal point.
• Low Voltage Indication: Screen brightness dims below 3.0V without affecting accuracy.
• Operating Conditions:
  • Voltage Range: 2.4V to 40V
  • Max Input Voltage: 100V (exceeding this may cause damage)
  • Working Temperature: -10°C to +65°C
  • Humidity: 10% to 80% (non-condensing)
  • Air Pressure: 80kPa to 106kPa

Applications:

• Voltage monitoring for 18650 batteries, mobile phone lithium batteries, and nickel-metal hydride battery packs.
• Voltage measurement in motorcycles, cars, and other battery-powered devices.
• Suitable for various voltage measurement purposes in DIY projects and electronic applications.

Package Contents:

• 1 x 3-Wire Digital Voltage Tester with LED Display

Note:

• The actual color of the item may slightly vary due to different monitor and light effects.
• Allow 1-2cm measuring deviation due to manual measurement.

This 3-Wire Digital Voltage Tester is a reliable and accurate tool for voltage measurement, offering high precision, ease of use, and robust protection features in a compact and versatile design.