Lithium-ion batteries are key to solar-powered telecom cabinets. They are small, light, and store energy well. These batteries also last longer, handling frequent charge-discharge cycles without losing. In the digital era, lithium-ion batteries (lithium batteries for short) have become a crucial force in energy transition considering the advantages of high energy density, 1 long lifecycles, and easy deployment of intelli-gent technologies. It involves regular voltage monitoring, Battery Management System (BMS) supervision, temperature control, and preventive care to prevent degradation.