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

• Real-time battery voltage display

• 8-segment battery capacity indicator

• Dual USB output for charging devices

• High efficiency switching converter (up to 96%)

• Low heat generation

• Compact size for easy installation

Technical Specifications

• Input Voltage: 12V DC

• Static Input Current: 5–25 mA (lower voltage → lower current)

• USB Output: 5V / 2A

• Converter Efficiency: up to 96%

• Indicator Resolution: 8 segments (10%, 25%, 40%, 50%, 60%, 75%, 90%, 100%)

• Voltmeter Accuracy: ≈2%

• Operating Temperature: -10°C to +65°C

• Working Humidity: 10–80% (non-condensing)

• Dimensions: 45 × 26 × 18 mm

Applications

• Automotive 12V systems

• DIY power banks

• Battery packs and backup systems

• Portable electronic projects

Reliable, efficient, and easy to install — a must-have module for engineers and hobbyists working with 12V batteries.