Dell - RAID controller battery backup unit - Li-Ion - 7 Wh

The Dell PERC (PowerEdge RAID Controller) family of enterprise-class controllers is designed for enhanced performance, increased reliability and fault tolerance, and simplified management-providing a powerful, easy-to-manage way to create a robust infrastructure and help maximize server uptime. The PERC battery maintains your PERC running smoothly and helps with your data saving and reading speed.