Uninterruptible Power Supply (UPS) or power inverter from the Italian company Enersine, model COSMO XP 3000 with a nominal capacity of 3 kVA / 3 kW, operating with an input and output voltage ranging from 220-230V, and an internal battery pack with a voltage of 72V (consisting of 6 batteries of 12V / 9Ah). Reliability and Quality: Enersine is a highly reliable company with extensive experience in power conversion and protection. Their devices carry the "Made in Italy" hallmark, are manufactured entirely in their Italian factories with strict quality control and internal components. Specialization and Strength: The company is very strong in the sensitive equipment sector, producing dedicated lines for hospitals and medical devices (like the Ergon-Med line), as well as industrial applications and data centers. This specialization reflects high technological efficiency and precise engineering. Competitiveness: Technically, their devices are advanced and highly competitive due to the use of "On-line Double Conversion" technology, which provides complete protection and a Pure Sine Wave to safeguard sensitive equipment from power fluctuations. However, their price point may be higher compared to common commercial or Chinese products, as they are targeted for professional and industrial use. Specifications of your device (COSMO XP 3000) shown in the picture: Type: UPS (Uninterruptible Power Supply) with On-line double conversion system. Capacity: 3KVA / 3KW (excellent capacity for offices, servers, or sensitive home appliances). Internal Batteries: Operates on a 72V system (consisting of 6 batteries connected in series, each 12V with 9Ah capacity). Power inverter