Voltmeter Screen DIY Digital DC 0V-99.9V 3 Wire Voltmeter Display Module With Reverse Connection Protection For DIY Module 2Pcs Red 2Pcs Blue Blue + Red

Voltmeter Screen DIY Digital DC 0V-99.9V 3 Wire Voltmeter Display Module with Reverse Connection Protection for DIY Module 2Pcs Red 2Pcs Blue Blue + Red Specification: Item Type: Digital Display Voltmeter Material: PCB Size: Approx. 48 x 30mm / 1.9 x 1.2in Purpose: DIY Module Measuring Range: DC 0V-99.9V Power Supply Range: DC 5-30V External Power Supply is Required Maximum Input: DC 30.0V Allowable Error: ±1%; When Greater Than or Equal to 10V The Error is ±0.3V; When Less Than 10V The Error is ±0.10 Display Mode: Three Digit 0.56in LED Digital tTube Wiring: 3 wires 20cm / 7.9in in length the black wire is the shared negative pole; the red wire is the positive pole of the power supply voltage DC 5~30V; the white wire is the positive pole of the measured voltage DC0~100V Working Temperature: -10 degrees Celsius ~65 degrees Celsius Package List: 2 x Module Note: If the input voltage is higher than 30V it may be permanently damaged!