universal dual USB DIG VOLT & battery display mod

📖 Description

A multifunctional module that combines dual USB charging ports with a digital voltmeter and battery capacity display. Designed for DC systems, it allows you to monitor voltage levels while simultaneously charging devices, making it a practical solution for automotive, solar, and DIY electronics projects.

⚡ Key Features

• Operating voltage range: DC 12V – 24V (typical)
• Dual USB outputs for charging phones, tablets, and gadgets
• Integrated digital voltmeter for real‑time monitoring
• Battery capacity display for quick status checks
• Bright, easy‑to‑read LED/LCD screen
• Compact and durable design
• Simple installation with universal compatibility

🔧 Applications

• Automotive dashboards (cars, motorcycles, RVs)
• Solar and backup battery systems
• DIY electronics and embedded projects
• Portable power stations and charging hubs

🛒 Summary

A versatile dual‑purpose module that combines USB charging with voltage and battery monitoring. Ideal for hobbyists, technicians, and engineers who want a compact, reliable solution for both charging and power management.