Universal LED Digital Display Cigarette Lighter Electric Voltage Meter

Precision Monitoring: Real-time 12V/24V battery voltage detection with bright LED digital display for clear visibility day or night.

Durable Construction: High-grade ABS housing with flame-resistant coating and reinforced copper alloy contacts for long-lasting performance.

Plug-and-Play Design: Fits standard car/boat/RV cigarette lighter sockets without wiring; instantly activates upon ignition.

Multi-Application: Essential for automotive diagnostics, fleet maintenance, and outdoor power equipment monitoring (snowmobiles, generators).

Space-Saving Innovation: Compact 45mm diameter housing with anti-glare bezel preserves cup holder functionality while providing critical data.

Professional-Grade Accuracy: ±0.1V measurement precision with automatic shutdown below 8V to prevent battery drain.