This is an Emergency Lighting Products (ELP) ECK/421/T5/TI emergency module to operate a range of lamps with wattages between 11 and 24w. This module comes complete with a 4 cell emergency battery. This module has been designed to suit all emergency lighting applications that require an inverter and battery. It has compact dimensions and push-wire/IDC terminals to simplify assembly. This Kit Comes complete with 3 Cell battery, battery feet and emergency LED indicator