RELAYIO500 | Hardware Monitor and locally manage a Smart App UPS system Product Overview They CyberPower RELAYIO500 is a local management solution that provides users the ability to monitor UPS status and events via 5 contact closure outputs. Easy to install in any compatible* Smart App UPS with expansion slot. Input contact closure allows the UPS to be shutdown remotely while on Battery Mode to preserver battery power in the event of a prolonged power outage. The RELAYIO500 comes with a three-year warranty. Remote Shutdown in Battery Mode Preserves battery power in the event of a prolonged power outage. Interfacing with External Alarms External alarm devices can be interfaced via the DB9 port. Three-Year Warranty Covers defects in materials and workmanship in the product under normal use and conditions within three years of the purchase date. See warranty for details.