DC 0-30V Ultra Thin Mini Digital Voltmeter With 0.5 inch OLED Display Digital Voltmeter Voltage Display Screen Protector Frame

Features: 1. Mini size design, extremely slim, easily embedded in various compact device spaces2. 12 bit high-precision adc sampling, low detection error, accurate and reliable voltage measurement3. A 0.5-inch oled display screen with a resolution of 88 × 48 provides clear and intuitive measurement values4. Default refresh at 5hz+short circuit switch at 10hz, real-time tracking of voltage dynamic changes5. Wide range of application scenarios, suitable for embedded scenarios such as adjustable power supply voltage displayParameters: Product name: mini digital voltage meterSupply voltage: dc 3.5-30vMeasurement range: dc 0-30vMeasurement accuracy: 1%Refresh speed: 5hz (short circuit b can switch 10hz)Display: 0.5-inch oled display screenApplication scenarios: diy modification, industrial control equipment, adjustable power output voltage display, sensor supply voltage detection, vehicle battery voltage monitoring and other embedded application scenariosShort circuit function configuration:Short circuit point a: default display voltage symbol (v), will not display (v) after short circuitShort circuit b: default refresh rate is 5hz, short circuit b switches to 10hzPackage include:Voltage meter * 1