The CYBERPOWER LE850G Battery Backup Surge Protector is a reliable and efficient power protection solution for your electronics. With a voltage compatibility of 850 VA and a surge energy capacity of 1030 J, this UPS is designed to keep your devices safe during power outages and surges. Its passive cooling system and 1 fan ensure optimal performance, while the 12 outlets and various features like an audible alarm and surge protection provide added convenience and security. The CyberPower LE850G is a tested and trusted choice for maintaining your power supply.