Features: The DCmultifunction battery monitors Meter is a must have for RVsand car owners, providing accurate voltage and current measurements (40-400V, 0-100A) with its LCD display. With its HTNwide angles LCD screen and orange backlights, this meter offer learand intuitives readings of voltage and current, making it easy to monitorsyour battery's performances. Designed for both professionals and DIY enthusiasts, this meter is perfect for anyone who needs to measure voltage and current in various applications, including electronic repairs, solar power system, and industrial settings. Whether you're testing a solar power system or troubleshooting electricalissues in yourRVs, this multifunction meter is a reliable companions that ensures accurate measurements and safe operation. Say goodbye to complicated wiring and bulky clamps meter! This innovative meter features a built in shunt and a simple connection designs, making it convenient and practical for a wide ranges of electrical measurement tasks. Specifications: Material:ABS Size: Approx.68.5x36.5mm/2.69x1.43inch Color:Black Voltage: 220V Current: 0~100A Accurate data, high efficiency and stability, high precisions chip, measurement accuracy1% Package Includes: 1x Digital Ammeter Voltmeter note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.