Enhance your electrical projects with this high-quality Two-Wire DC Voltmeter, designed for accurate and reliable voltage measurement within a range of 3.0 to 30V DC. Crafted with a durable sealed plastic waterproof shell featuring a convenient folding design, this voltmeter offers practical use in various environments while ensuring long-lasting performance. The compact 0.28-inch digital LED display provides clear and easy-to-read data, making voltage monitoring straightforward and efficient. Key Features: · Wide Voltage Range: Measures DC voltages from 3.0V to 30V, suitable for diverse applications requiring precise voltage monitoring. · Durable Waterproof Shell: The sealed plastic casing with a folding design protects the device from moisture and dust, enhancing durability and usability in different settings. · Clear LED Display: Equipped with a 0.28-inch digital LED screen available in multiple colors (Red, Yellow, Green, Blue), enabling quick and convenient reading of voltage values. · High Precision & Reverse Polarity Protection: Ensures accurate voltage readings with a measurement accuracy of ±3%, while safeguarding the device from damage caused by reverse connection. · Automatic Decimal Point Adjustment: The voltmeter intelligently moves the decimal point for easy interpretation of measurement results. · Low Power Consumption: Operates with less than 30mA current, making it energy-efficient and suitable for continuous use. · Fast Measurement Rate: Provides voltage updates every 200 milliseconds for real-time monitoring. · Wide Operating Conditions: Functions reliably within a temperature range of -10℃ to 65℃ and humidity levels of 10-80% (non-condensing), suitable for various working environments. Specifications: · Material: Plastic · Weight: 10g (0.35oz) · Input Voltage: 3.0-30V DC · Measuring Voltage: 3-30V · Output Voltage: 3.5-30V · Low Operating Voltage: 3.5V · High Working Voltage: 30V · Operating Current: <30mA · Measurement Rate: 200ms/time · Measurement Accuracy: ±3% · Display: 0.28-inch LED digital tube · Working Temperature: -10℃ to 65℃ · Working Humidity: 10-80% (no condensation) · Working Pressure: 80-106kPa · Display Color Options: Red, Yellow, Green, Blue Package Includes: · 1 x LED Digital Voltmeter · 1 x Cable This compact and efficient Two-Wire DC Voltmeter is an essential tool for electricians, hobbyists, and professionals seeking precise voltage measurement with enhanced durability and ease of use. Its waterproof design and automatic decimal adjustment make it a versatile choice for various electrical testing and monitoring applications.