Haofy LED Digital Voltmeter, DC 12V Car Motorcycle Voltmeter Waterproof Blue Display Battery Voltage Volt Meter Gauge for Boat Marine Vehicle Truck ATV UTV Camper Caravan

【Real-Time Voltage Display】Car Motorcycle Voltmeter adopts LED display wIth 3 colors of indicatiONs to show different voltage status which helps to test the vehicle's battery status and improve safety. 【LED Color Indications】15V voltage range.11.3V-11.9V red LED indicates the battery should be change, 12.0V-12.5V yellow LED indicates normal when the car engine is OFF, 12.6V-15V green LED indicates normal when the engine is ON. (It will flash alert when the voltage reaches too high, such as up to 15V or 30V.) 【Wide Application】Battery Voltage Meter is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, caravans, travel trailer etc. 【Wide Application】Battery Voltage Meter is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, caravans, travel trailer etc. 【Wide Application】Battery Voltage Meter is universally fits for most DC 12V vehicles, such as motorbikes, cars, boats, ATV, UTV, caravans, travel trailer etc.