DC 0-30V Ultra-thin Mini Digital Voltmeter 0.5-inch OLED Display Voltage Meter Volt Monitor 12-bit High-precision ADC Sampling

DC 0-30V Ultra-thin Mini Digital Voltmeter 0.5-inch OLED Display Voltage Meter Volt Monitor 12-bit High-precision ADC SamplingProduct 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 displayProduct Parameters:Product Name: Digital Voltage MeterSupply voltage: DC 3.5-30VMeasurement range: DC 0-30VWorking current:<20mARefresh speed: 5Hz (short circuit B can switch 10Hz)Detection accuracy: about 0.7% (if input 10V, display error 10 * 0.007=0.07V)Number of digits detected: Three white characters (decimal point automatically shifted)Display: 0.5-inch OLED display screenResolution: 88 * 48Application scenarios: 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 10HzPacking List:Voltage meter x1