DC 0-30V Ultra-slim Mini Digital Voltmeter 0.5-inch OLED Display 12-bit ADC High-Precision Voltmeter 5Hz/10Hz Adjustable

Product Features:1. Compact design and ultra-slim profile, allowing for easy integration into a wide range of compact devices2. High-precision 12-bit ADC sampling ensures low detection error and accurate, reliable voltage measurement3. 0.5-inch OLED display with 88×48 resolution for clear and intuitive measurement readings4. Default refresh rate of 5 Hz, switchable to 10 Hz by shorting the terminals, enabling real-time tracking of dynamic voltage changes5. Wide range of applications, suitable for embedded scenarios such as adjustable power supply voltage displayProduct Specifications:Product Name: Digital Voltage MeterSupply Voltage: DC 3.5–30 VMeasurement Range: DC 0–30 VOperating Current: Refresh Rate: 5Hz (switchable to 10Hz by short-circuiting pin B)Measurement Accuracy: Approx. 0.7% (e.g. for an input of 10V, the display error is 10 × 0.007 = 0.07V)Display Digits: Three digits with white characters (decimal point shifts automatically)Display: 0.5-inch OLED displayResolution: 88 × 48Applications: Industrial control equipment, adjustable power supply output voltage display, sensor supply voltage detection, vehicle battery voltage monitoring and other embedded applicationsJumper configuration:Jumper A: By default, displays the voltage symbol (V); when jumpered, the (V) symbol will not be displayedJumper B: Default refresh rate is 5 Hz; jumpering B switches to 10 HzPackage contents:Voltmeter x1