Linkstyle Battery Voltage Gauge, DC 24V 12V Volt Meter, Digital Display Meter 12V, Waterproof Voltmeter with Touch Switch

2-in-1 Function: 12V battery monitor monitors DC 6–30V voltage and 0–100% battery percentage with ± 0.1% accuracy for both in real-time, preventing battery failure or power drops Touch Switch: Tap the touch switch for 5 seconds to turn the 12V volt meter on/off; tap for 1 second to switch between voltage and power display modes. Turn off when not in use to save power Safety Protection: Car voltmeter gauge includes a 10A fuse offering protection from overload, short circuit, overcurrent, and reverse polarity, keeping your modified battery projects safe Dual Mounting Options: Motorcycle voltmeter fits into a 30mm hole and can be installed with or without the faceplate. Secure it with the lock nut, connect red to positive and black to negative Widely Used: Waterproof voltmeter operates reliably from -20°C to 60°C and works with 12V, 24V battery systems for cars, boats, motorcycles, trucks, RVs, SUVs, golf carts, and more