Comprehensive Monitoring: The KM160F Coulomb Meter is your go-to device for precise monitoring of both lithium and lead acid batteries. It provides real-time data on voltage, current, and battery capacity, ensuring your RV or other battery-powered systems are always running efficiently. WiFi Connectivity: Equipped with WiFi functionality, this meter allows you to monitor your battery status remotely, enhancing convenience and accessibility. Stay updated on your battery's health from anywhere! Versatile Application: Designed for a wide range of uses, from RVs to solar installations and portable power stations, the KM160F is versatile and essential for all your battery monitoring needs. and Reliable: Built to last, the KM160F withstands environmental conditions, making it a reliable choice for outdoor and vehicular use. Color:Black Material:plastic Package Contents: 1 * Display module 1 * Sampler 1 * 5m Communication Cable 1 * 1m red positive electrode wire 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.