The Riello PRP850 is an Off Line UPS with line-interactive topology designed to protect electronic equipment from power supply interruptions. It offers a 480 W output power and a capacity of 850 VA, suitable for medium-sized computer and electronic devices requiring continuous power. It is equipped with a rechargeable VRLA technology battery (sealed lead-acid battery), ensuring reliable backup and a recharge time of approximately 8 hours. This system features two type F AC outlets, compatible with most European plugs, allowing simultaneous connection of multiple devices. The unit has a black tower design, combining functionality and discretion for installation in offices or home spaces. It also includes LED indicators that clearly show operating status and fault or overload alerts, facilitating monitoring and preventive management. The Riello PRP850 is lightweight at 2.5 kg, making it easy to transport and install. It holds CE certification, ensuring compliance with European safety and quality standards. Thanks to its interactive technology and integrated safety system, this UPS protects sensitive equipment from power fluctuations and outages, helping prevent data loss or damage to connected devices. In short, the Riello PRP850 meets the needs of users requiring effective, compact power backup with intuitive indicators to ensure operational continuity of their equipment.