... A) Input Voltage (Dual) 240V, 50-60HzB) Normal function Indicating LED EquippedC) Emergency Function Testing Device EquippedD) Emergency Time 1 ... ~ 25WWIRING DIAGRAMThis emergency battery is designed for LED& fluorescent lamp , customer specially,we can supply many kinds of batteries for ... service for you.Supply chain including plastic parts ,battery,lamp etc.What are your products made of?Our products ...