(1PCS) LUMINOUS ZELIO 1100va Rev5.2 Refurbished CONTROL CARD DSP

​What are its main functions?

1. ​Smart Display: It features an LCD screen that shows the exact backup time remaining in hours and minutes, so you know how much power you have left.
2. ​Battery Management: The DSP technology prevents the battery from overcharging or deep discharging, which significantly extends the battery’s life.
3. ​Fast Switching: In case of a power cut, it switches to battery mode so fast that your computer or router won’t even restart.