0.28" LED Dual Display Digital Voltmeter
Product Overview
This compact dual display meter simultaneously shows voltage and current readings, making it ideal for automotive and electrical applications.
Key Features
- Simultaneous voltage and current display
- Common ground connection for measuring and power supply points
- Wide power supply range: DC 4.5V-30V with reverse polarity protection
- Includes five connection wires for easy installation in vehicles and circuits
Technical Specifications
| Parameter |
Specification |
| Power Supply |
DC 4.5V-30V (wide range suitable for various applications) |
| Test Voltage |
0-100V; Minimum resolution: 0.1V |
| Test Current |
Max 10A; Minimum resolution: 10mA (built-in frequency divider) |
| Working Current |
≤20mA |
| Display |
0.28" LED |
| Dimension |
48×29×21mm |
| Installation Dimension |
45.5×26.5mm |
| Measurement Rate |
100ms/time |
| Accuracy |
±1% |
| Working Temperature |
-15℃ to +70℃ |
| Working Humidity |
10-80% (non-condensing) |
| Working Air Pressure |
80-106kPa |
Current Range Information
Range ≤10A: Meter includes built-in shunt with thick wire
Range >10A: Requires external shunt with thin wire
Product Images
Wiring Diagram
Please wire according to the following diagram:
Our Services
- High Quality, Competitive Pricing
- Reliable Delivery - We deliver on time as promised
- Quality Guarantee - We replenish any quality issues
- OEM Services Available
- Custom Product Development
Frequently Asked Questions
Q: Are you a factory or trading company?
A: We are a factory.
Q: Where is your factory located? How can I visit there?
A: Our factory is located in Wuxi City, Jiangsu Province, China, about 1 hour by high-speed rail from Shanghai Hongqiao station. All clients are warmly welcome to visit us!
Q: How can I get some samples?
A: We offer samples. For samples under USD10.00, we provide free samples with customers paying only the freight cost.
Q: What's your MOQ?
A: We accept trial orders starting from 1 piece per product.
Q: Which Payment terms do you accept?
A: We accept T/T, L/C, Western Union, and PayPal.
Q: How does your factory handle quality control?
A: Quality is our priority. We maintain strict quality control from beginning to end of production.