UNIK offer Low Maintenance Lead Acid Heat Sealed Traction Battery Make UNIK Type: 15X8BU58M, Nominal Voltage 30V 500 AH capacity Dry charged condition in Heat Sealed PP Containers (Imported from Italy) with Tubular positive plates & pasted negative plates, separators etc. complete with inter cell Connectors & standard connecting cable, charging sockets, at 5 Hr. rate of discharge, conform to IS : 5154 of 1980, with up to date amendments.