Features: The Digital Voltmeter features a LCD display that accurately measure voltage, providing reliable monitoring for automotive and motorcycle applications. With a high brightnessLED screen, this voltmeter offers clear readability and easy installation, making it fit a wide ranges of devices. For electronics enthusiasts, DIY project maker, electric tool users, and professional who require precise battery monitoring and management. Perfect for use in electric vehicles, drones, portable devices, and other scenario where effective battery management is important. Encasing in a ABS housing, this voltmeter ensures long performances and stability, enhancing the service life of your equipment while supporting sustainable practices. Specifications: Material: ABS Shell Working Temperature: -10 to 65℃ Working Humidity: 10-80%(no condensation) Input Current: 5-25mA USB Output: 5V2A Size: About. 48x29x21mm/1.89x1.14x0.83in Hole Mount Size: 45x26x18mm/1.77x1.02x0.71in Color: Redness/Blue Package Includes: 1pc Digital Display Voltmeter note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.