Meter 2 Wire 0.28" For 2.5~30V Digital Voltmeter Gauge Tester Red LED Display Panel Mount Car Motorcycle

Meter 2 Wire 0.28" For 2.530V Digital Voltmeter Gauge Tester Red LED Display Panel Mount Car Motorcycle and Features 1 The wiring of this voltmeter is simple. The red is to the positive, the black is to the negative, and the reverse connection is protected.2. Conventionally do not need an external working power supply, you can work directly with the measured measuring the of the second line 2.5-30V.3. Wide red minimum measurement 2.5V, the maximum safe pressure can reach 40V, more than 40V may be damaged.4. When measuring below two digits are displayed after the point; when measuring digit is displayed after the point.Specifications:Measuring two-wire for 2.530VPower supply no separate power supply, the measured 50KΩWorking current: <30mA rate: about 100mS/timeDisplay Specifications:three 0.28 LED digital tubes (red, blue, green, yellow and white 5 colors optional length: 15cmDisplay color: red, blue, green, yellowDimensions: 30 x 11.5 x 9 mmOpening size: hole distance: 26mm hole diameter: 2.2mmWorking temperature: -10 +65 CWorking humidity: 10 80%Working pressure: 80 106kPaNote:Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Includes:1 × Digital Voltmeter