Feature: 1. ABS CONSTRUCTION: This coulomb meter is made with premium ABS material, known for its impact resistance and low temperature resilience. The PVC fire retardant casing ensures safety and reliability. 2. EASY INSTALLATION WITH HALL SENSOR: The Hall sensor eliminates the need for wire cutting and makes the wiring process simple. It allows for bidirectional current detection during charging and discharging. 3. SMARTPHONE CONNECTIVITY: Connect the meter to your smartphone to access all relevant data and graphs. You can also use your phone to set parameters and operate various functions, providing convenient control and monitoring capabilities. 4. 12864 LCD DISPLAY: This multi functional meter features a low power 12864 LCD display. It provides real time readings of voltage, current, power, remaining capacity, usage time, and other physical parameters. The LCD display ensures clear and comprehensive data visibility. 5. IDEAL FOR MONITORING AND CONTROL APPLICATIONS: This meter is designed for applications that require monitoring of output voltage and current, as well as battery charging and discharging. It provides accurate measurements and comprehensive data display, making it suitable for a wide range of monitoring and control scenarios. Specification: Item Type: Smart Battery Monitor Material: ABS Specifications: 120V 500A . Package List: 1 x Monitor 1 x Hall Sensor 1 x 3 Meters Shielded Cable 1 x 50cm x H2.54 Red and Black Wire 1 x Flat Cable 1 x User Manual