... input/12V output 2,For LED light 3w-50w 3,CE&ROHS 4,Easy to install 220v high frequency high voltage LED emergency ... ) Battery NiCd / NiMH HighTemperatureThis emergency battery is designed for LED& fluorescent lamp , customer specially,we can supply many kinds of batteries ... battery supply chain and cloud service for you.Supply chain including plastic parts ,battery,lamp etc.What are your products made ...