The 12V Battery Charge Indicator with Voltmeter and 2x USB is a compact and practical module for monitoring battery voltage and charging mobile devices. It displays real-time battery voltage and charge level, while allowing you to power phones and other 5V devices directly via USB.
If you are looking to buy a 12V battery indicator, check the price, read reviews, or select reliable radio components — this module is a great solution for DIY power systems and automotive electronics.
Perfect for building a custom power bank or as an additional module for your 12V battery pack.
Key Advantages
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Real-time battery voltage display
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8-segment battery capacity indicator
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Dual USB output for charging devices
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High efficiency switching converter (up to 96%)
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Low heat generation
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Compact size for easy installation
Technical Specifications
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Input Voltage: 12V DC
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Static Input Current: 5–25 mA (lower voltage → lower current)
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USB Output: 5V / 2A
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Converter Efficiency: up to 96%
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Indicator Resolution: 8 segments (10%, 25%, 40%, 50%, 60%, 75%, 90%, 100%)
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Voltmeter Accuracy: ≈2%
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Operating Temperature: -10°C to +65°C
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Working Humidity: 10–80% (non-condensing)
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Dimensions: 45 × 26 × 18 mm
Applications
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Automotive 12V systems
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DIY power banks
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Battery packs and backup systems
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Portable electronic projects
Reliable, efficient, and easy to install — a must-have module for engineers and hobbyists working with 12V batteries.
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