2-Wire Mini Digital Voltmeter 0.28 Inch LED Display (DC 4.7–32V)

Description

2-Wire Mini 0.28 Inch Digital Voltmeter (DC 4.7–32V) – Compact LED Voltage Display Module

The 2-Wire Mini 0.28 Inch Digital Voltmeter (DC 4.7–32V) is a compact, energy-efficient, and easy-to-install LED voltage display designed for accurate real-time monitoring of DC power sources. Supporting a wide input range from 4.7V to 32V, this mini voltmeter is ideal for 12V and 24V battery systems, EV circuits, DIY electronics, robotics, solar power monitoring, and industrial panel meters. The bright 0.28-inch LED display ensures excellent visibility even in outdoor or low-light environments. With its simple 2-wire connection, low power consumption, and reliable measurement accuracy, this voltmeter is perfect for technicians, hobbyists, and engineers requiring a durable and space-saving voltage indicator.

Applications

• 12V & 24V battery voltage monitoring
• EV scooters, UPS, power banks & charger circuits
• Solar charge controllers & DC energy systems
• DIY electronics, hobby projects & prototyping
• Industrial panel meters & automation
• Robotics and embedded systems

How to Use

1. Connect the red wire to the positive (+) terminal of the DC supply.
2. Connect the black wire to the negative (–) terminal.
3. Ensure voltage is within the 4.7–32V operating range.
4. Mount the module securely in a panel or enclosure.
5. Avoid reverse polarity to prevent damage.