The ST625U Uninterruptible Power Supply (UPS) system provides battery backup (625VA / 360W) and surge protection. This unit delivers enough battery backup to power connected electronics to perform a graceful shutdown to protect against the loss of data and damage to valuable electronics during longer outages. It also features 2 USB charging ports with 2.1A shared between them. 3-year limited warranty. 100,000$ connected equipment guarantee. Black.