12V 24V Digital Car Voltmeter – Battery Tester with LED Display, Cigarette Lighter Plug-in, Portable Car Monitor for Cars, Trucks & SUVs -

【Real-Time Monitoring】Check your battery's condition and avoid unexpected breakdowns. 【12V & 24V Compatible】Suitable for cars, trucks, and SUVs. 【Simple Use – Plug & Play】Plug directly into the cigarette lighter socket and instantly read the battery voltage. 【Compact & Portable】Small and convenient, ideal as a portable car battery tester. 【Bright LED Display】Clear digital LED screen, readable day and night.

This 12V/24V digital car voltmeter makes checking your battery's condition easy.

Compatible with 12V cars and 24V trucks/SUVs, this car battery tester is perfect for drivers who want to constantly monitor their battery's health. Compact, portable, and reliable, it protects your vehicle from unexpected breakdowns.

Product Details: Digital display shows a bright light indicating the car's power, making it easy to read the power supply via a cigarette lighter. Monitor your battery and protect your engine. Which batteries are safe? When an engine stalls (without driving), the LED screen displays: Between 13.5, 14.5 (12V car), 26.0, 28.0, and 24. When the engine stalls, the indicator shows 12.0 or 24.0. Box contents: 1 x Voltmeter Voltage Meter