Led Type Emergency Lighting System For Self Generating Conventional Ac A Nd Non-Ac Coaches Conforming To Rdso Specification No.Rdso/Pe/Spec/Ac/0180- 2016 Rev.- 0 Type - 1 With Rdso Drg. No. Rdso/Pe/Sk/Tl/0180-2016 Rev.-0 Sheet 1 And 2. [ Warranty Perio D: 30 Months After The Date Of Delivery ] ]