Frienda 2 Pieces DC 4 to 28V Car Digital Voltmeter 12V Voltage Meter Car Audio Gauge LED Display 12V Meter Waterproof Voltage Gauge Meter for Car Motorcycle(Blue Light)

description About this item Product content: you will receive 2 pieces voltage gauge meters, enough quantity to satisfy your daily use requirements, bring convenience to your daily life Multiple purposes: the LED display voltage meter is applicable for most vehicles, like cars, ships, RV, substation automation, distribution automation, test equipment and so on, practical enough to satisfy your a plenty of needs DC 4-28V car digital voltmeter gauge: two wire voltage detection; No separate power supply is required; Mini size with 3 digit LED digital display; Simple connection, easy to use and waterproof Extreme working conditions: working temperature below zero 10 ℃ to 70 ℃; Working humidity: 10 to 80% (no condensation); Working pressure: 80 to 106 kPa; Sunlight exposure: no direct exposure; Do not exceed the specified value of this product during the measurement process to avoid damage to the product Working voltage: DC 5-30V; Display voltage: 5-28.6V, real-time control of battery voltage status, bringing convenience to you See more product details