1. Precise and Accurate: The KM110F Coulomb Meter with WIFI is equipped with high precision bidirectional current detection, allowing you to accurately monitor the flow of electricity in both directions. Whether you own an RV or an EV, this device ensures precise measurement of battery voltage power. 2. Convenient Wireless Connectivity: With its built-in WIFI feature, this Coulomb Meter offers wireless connectivity, allowing you to easily access and monitor your battery's voltage power remotely. Stay informed about your RV or EV's energy usage without the hassle of wires or manual checks. 3. Real-time Data Display: Stay updated on your battery's performance with the KM110F Coulomb Meter's clear and intuitive display. This device provides real-time data on battery voltage power, giving you instant into your RV or EV's energy consumption. 4. Versatile Application: Designed for compatibility with both RVs and EVs, this Coulomb Meter is a versatile tool for any electric vehicle owner. Whether you're monitoring your RV's battery life or optimizing your EV's energy efficiency, this device has you covered. 5. Reliable Performance: Engineered with durability in mind, the KM110F Coulomb Meter delivers consistent and reliable performance. Trust in its accurate measurements and robust construction to provide you with long-lasting monitoring capabilities for your RV or EV. Colour:As Shown Material:ABS Package Contents: 1 * KM110F Coulomb Meter 1 * 100A collector 1 * 1m positive line 1 * 5m communication line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.