Digital DC Voltmeter Product Description Our compact digital DC voltmeter, with a display size of just 0.28 inches, offers exceptional precision and versatility. Designed with a measuring range of 0 to 100V DC and a 3-wire system, this voltmeter breaks conventional boundaries with its innovative design. It can operate seamlessly across various circuits such as 5V, 9V, 12V, and 24V without needing regulation adjustments. The device ensures effortless integration into car, battery, and motorcycle systems, thanks to its simple three-wire connection. Additionally, it features reverse polarity protection, safeguarding the voltmeter from damage in the event of a reversed connection. This tool is ideal for monitoring battery voltage and assessing the voltage of other devices, offering reliable measurements for a wide range of applications. Specifications Display Method: 0.28-inch LED available in red, blue, green, and yellow. 3-wire Working Voltage: 4.0 to 40V (Includes reverse connection protection). 3-wire Detection Voltage: 0.0 to 100V. Measuring Rate: >200ms per reading. Measurement Accuracy: ±3%. Low Working Voltage: +2.4V. High Working Voltage: +40V. Operating Temperature: -10 to +65°C. Working Humidity: 10% to 80% (non-condensing). Working Pressure: 80 to 106kPa. Sunlight Exposure: Avoid direct sunlight exposure. Package Includes 1 × Digital DC Voltmeter
