Features: Multifunctional Coulomb meter: It can display various physical parameters such as voltage, current, power, residual capacity, and usage time. Low current automatic screen stop, low voltages and low battery alarm function, 24-hour display of batterylife. ABS material is used, which have characteristics such as impact resistance and hightemperature resistance. The PVC flame-retardant material housing is safe. Hallsensor, no need to break wire, simple wiring, bidirectional current detection for charging and discharging, and capacity detection. Wide applications range: suitable for electricity monitorings, photovoltaic system detection, power equipments detection and more. Specifications: Material:ABS Voltage:DC8-120V Current measurement range: 0.01~50A, 0.02~100A, 0.04~200A, 0.06~300A, 0.1~500A (optional) Capacity measurement range: 0.1~999AH Power value: 60KW Temperature range: -20~150 ℃ (with temperature function) Display mode: 12864 LCDdisplay Bluetooth-compatible Distance:10meters/32.8ft Cable Length:Approx.3meters/9.84ft Size:Approx71mm/2.8''x43mm/1.69''x26mm/1.02'' Package Includes: 1Set Battery Monitors note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.