Waterproof DC 12V 24V Digital Volt Meter, Car Battery Voltage Meter with LED Digital Display for Car Truck RV ATV Boat Marine

Designed for 12V vehicle battery monitoring, high-precision voltage display, nylon flame-retardant housing safe and durable, real-time monitoring of battery health, prevents power loss failures, easy installation, essential vehicle monitoring equipment.

Key Features

1.High-Precision Voltage Monitoring

• Measurement range: 6-30V DC

• Display accuracy: ±0.1V

• Refresh rate: 1 time/second

• "Precise monitoring, real-time grasp"

2.Nylon Flame-Retardant Housing

• UL94 V-2 flame retardant rating
• Heat resistance: -20℃～80℃
• "Safe and durable, reliable protection"

3.Easy Installation Design

• 30mm standard hole

• Snap-on fixation structure

• Simple wiring: Red positive, black negative

• "Quick installation, ready to use"

4.Smart Warning Function

• <12V,Please charge or replacethe battery as soon aspossible

• 12V-12.8V,Normal voltage rangebefore starting

• 12.8V-14.8V,Normal voltage

• Standby power: <5mA

• Operating voltage: 9-16V

• Quiescent current: Minimal power consumption

• "Energy saving, no battery damage"

How It Works

• It adopts high-precision voltage sensing chips to detect the battery voltage in real time and display it through LED digital tubes. The intelligent judgment circuit automatically switches the display color based on the voltage value, providing a visual warning. The low-power design ensures that the battery is not worn out during long-term use.

Advantages

1.Functionality

• Real-time monitoring of the battery voltage status
• Warning of abnormal high and low pressure
• The installation is simple and does not damage the original vehicle wiring

2.Safety

• Flame-retardant materials are safe and reliable
• The low-power design does no damage to the battery
• Reverse connection protection

3.Economy

• The price is reasonable and the cost performance is high
• Prevent power loss and save maintenance costs
• Prevent power loss and save maintenance costs

Specifications

What's Included

• Voltage Meter ×1
• Terminal*2

Company Description

We specialize in the production, R&D, sales, and service of high-quality automotive accessories, including USB Car Chargers, Rocker Switches, Car Air Compressors, Turbo Fan, and portable Jump Starters. With 10 production lines and a workforce of over 200 employees, we maintain a monthly production capacity of at least 100,000 units.

As a leading wholesale supplier in the automotive parts industry—particularly renowned for our automotive charging sockets—we pride ourselves on having a dedicated team focused on product development and innovative design. We are committed to stringent quality control and providing thoughtful customer service.

Our products have obtained CE, RoHS, UKCA, and FCC certifications, underscoring our dedication to safety and compliance. We continuously strive to develop new products to meet diverse and evolving market needs.

OEM and ODM orders are warmly welcomed.