APC Back-UPS Battery Backup & Surge Protector (BE750G) 750VA / 450W Battery Backup Uninterruptible Power Supply (UPS) 10 Total Outlets: 5 Outlets provide Battery Backup and Surge Protection; 5 Outlets offer Power Surge Protection Only When the power goes out, an APC battery backup with surge protection provides guaranteed power for computers, external hard-drives and other electronics, including your wireless router so you can maintain a network connection for your IoT devices when you need it most!