Monitor voltage and current with precision using this high-performance Digital Voltmeter Ammeter, designed for reliable and efficient electrical measurements. Constructed with durable ABS material, this compact device features an automatic decimal point shift, strong anti-interference capability, and a fast display refresh rate, ensuring accurate and stable readings every time. Key Features: · Dual Display Functionality: Simultaneously shows voltage and current on the same clear LED screen, enhancing convenience and monitoring efficiency. · Wide Measurement Range: Accurately measures voltage from 0 to 600V with 1V resolution, and current from 0.0 to 99.9A with 0.1A resolution, suitable for a variety of DC electrical applications. · High Accuracy & Fast Response: With a measurement accuracy of 1% (±1 digit) and a refresh rate of at least 500ms, it provides reliable real-time data for your projects. · Durable ABS Construction: High-strength ABS casing offers excellent durability and stability during operation, ensuring long-lasting performance. · Compact & Easy Installation: Measuring approximately 70 x 40 x 30mm with an installation aperture of about 68 x 38mm, it fits seamlessly into control panels or electrical boxes. · Broad Operating Conditions: Operates efficiently within temperatures from -10°C to +65°C, working humidity of 10% to 80% (non-condensing), and pressure of 80 to 106 kPa. · Low Power Consumption: Consumes less than 20mA current and supports a wide supply voltage range from DC 3.5V to 30V. · Clear LED Display: Features three digits of 0.39-inch LED display for excellent readability without direct sun exposure, suitable for indoor environments. Specifications: · Material: ABS · Test Voltage Range: 0-600V, Resolution: 1V, Resistance: >2MΩ · Test Current Range: 0.0-99.9A, Resolution: 0.1A · Measurement Accuracy: ±1% · Measurement Rate: ≥500ms per reading · Product Size: Approx. 70 x 40 x 30mm (2.75 x 1.57 x 1.18 in) · Installation Aperture: Approx. 68 x 38mm (2.67 x 1.49 in) · Operating Temperature: -10°C to +65°C · Working Humidity: 10% - 80% (no condensation) · Working Pressure: 80 - 106 kPa · Operating Current: <20mA · Supply Voltage: DC 3.5-30V · Display Mode: Three digits, 0.39in LED This Digital Voltmeter Ammeter is an ideal tool for monitoring voltage and current changes in batteries, DC adjustable power supplies, and other electrical equipment. Its precise measurements, durable construction, and user-friendly design make it essential for electrical diagnostics, maintenance, and monitoring tasks.