Monitor your electrical systems accurately and reliably with this high-performance digital Voltmeter featuring a half-sealed ABS waterproof shell and robust anti-collision design for enhanced durability. Designed for a wide range of applications including automobiles and industrial equipment, this voltmeter provides precise voltage readings with an easy-to-read LCD digital display equipped with a blue backlight for clear visibility in various lighting conditions. Key Features: · Durable ABS Waterproof Shell: The half-sealed casing provides excellent protection against water and impacts, ensuring long-lasting and reliable performance in harsh environments. · Wide Measurement Range: Available in multiple voltage options (DC3.5V-20V, DC7V-20V, DC7V-30V, DC18V-80V, DC40V-100V, DC60V-120V), this device can measure voltages from 4V up to 120V, covering a broad spectrum of applications. · Two-Wire Direct Test: Operates without the need for an external power supply, simplifying installation and use while maintaining accurate voltage detection. · Clear LCD Digital Display: Features an LCD screen with blue backlight that enables easy and quick voltage reading, enhancing usability in low-light or nighttime conditions. · Fast Measurement Rate: Updates voltage readings at a rate of 2 times per second, providing real-time monitoring of battery and electrical status. · Compact and Lightweight: With dimensions approximately 80 x 42 x 13mm and weighing just 37g, this voltmeter is easy to install and fits well into constrained spaces. · Versatile Application: Ideal for tracking battery voltage status in vehicles, industrial machinery, and other DC-powered equipment, helping users maintain optimal performance and prevent power-related issues. Specifications: · Material: ABS · Item Type: Voltmeter · Measurement Range: 4-120V (depending on model) · Working Voltage: No external power supply required · Display Mode: LCD with blue backlight · Measurement Rate: ≥2 times per second · Operating Temperature: -10°C to +50°C · Working Humidity: 10-80% (non-condensing) · Working Pressure: 80-106kPa · Size: Approx. 80 x 42 x 13mm (Appearance), 76 x 39mm (Installation) · Weight: Approx. 37g Package Includes: · 1 x Digital Voltmeter This digital voltmeter combines durability, accuracy, and user-friendly features, making it an essential instrument for monitoring DC voltage in automotive and industrial environments. Its rugged waterproof design and direct two-wire test capability ensure dependable operation with minimal setup, helping you maintain safe and efficient electrical systems every day.