PowerWalker VI R1U Series offers slim design, which is unique on the market. It occupies only 1U of rack cabinet, but what is more, it can be fitted into places never before available for UPSs. It could even fit under your TV table to protect your home theatre. Considering the fact that fan is completely switched off in normal operation and LCD dims automatically, neither noise nor LCD shine will disturb your experience. With pure sine wave output in battery mode it delivers high quality voltage for the equipment. HID support for USB port will allow communication with NAS without further compatibility issues.- Slim 1U design- USB with Human Interface Device (HID) support and Intelligent Slot for communication- Pure Sine Wave for wide range of applications and harsh environment- Auto dimming screen (UPS is woken up with mute button)