Enhance your electrical measurement projects with this high-precision Dual Display Volt Amp Meter, designed to simultaneously display voltage and current for accurate real-time monitoring. Crafted from durable ABS material, this meter offers a broad DC power supply range from 3.5V to 30V and supports voltage testing up to 300V and current measurement up to ±9.99A, making it ideal for various electrical applications. Key Features: · Dual Display Functionality: Simultaneously displays voltage and current readings on a bright 0.28-inch bicolor LED screen (red and blue), providing clear and immediate data. · Wide Measurement Range: Voltage test range from 0 to 300V with 1V resolution and current test range of ±0 to 9.99A with 0.01A resolution, suitable for most DC electrical systems. · High Measurement Accuracy: Offers 1% (±2) accuracy with a fast refresh rate of ≥500 milliseconds, ensuring reliable and stable readings. · Calibration Capability: Equipped with voltage and current calibration potentiometers allowing convenient self-calibration to maintain measurement precision. · Robust Design with SMT Process: Features excellent consistency due to precise SMT manufacturing and a common ground connection between measurement and power supply ends (except for isolation meters). · Reverse Polarity Protection: Includes reverse polarity protection to safeguard the device and connected circuits during operation. · Compact and Lightweight: Dimensions approximately 48x29x21mm (1.9x1.1x0.8 inches) with mounting hole spacing of 45.5x26.5mm, suitable for easy installation into panels or custom housings. · Low Power Consumption: Operating current less than 20mA ensures minimal power draw from your system. · Safe Operating Conditions: Recommended for use within -10°C to +50°C temperature range, 10-80% non-condensing humidity, and atmospheric pressure between 80-106kPa. Avoid direct sun exposure for optimal performance. Specifications: · Material: ABS · Voltage Range: 0–300V (Test Range: 0.0–300V, Resolution: 1V, Impedance: >1MΩ) · Current Range: ±0–9.99A (Resolution: 0.01A) · Display Mode: 0.28in Bicolor LED (Red/Blue) · Supply Voltage: DC 3.5–30V (Non-isolated meter; max supply voltage not to exceed 30V) · Measurement Accuracy: 1% (±2) · Measurement Rate: ≥500ms per update · Size: Approx. 48x29x21mm (1.9x1.1x0.8in) · Mounting Hole: Approx. 45.5x26.5 mm (1.79x1.04in) · Operating Current: <20mA · Working Temperature: -10°C to +50°C · Working Humidity: 10-80% (Non-condensing) · Working Air Pressure: 80-106kPa Package Includes: · 1 x Volt Amp Meter This Dual Display Volt Amp Meter is a practical and reliable tool for professionals and hobbyists alike, offering accurate voltage and current monitoring with easy installation and versatile calibration functions. Its wide measurement range and safety features make it suitable for use in a variety of DC electrical circuits, ensuring precise performance and protection for your projects.