If you need to replace the battery in your LFI Lights Combo Exit Sign Emergency Light, this HQRP replacement is exactly what you're looking for. This 3.6V 2500mAh Ni-Mh battery is compatible with LFI Lights Hardwired Red LED Combo Exit Sign Emergency Light Square Head models COMBO2RWBB and COMBOR2. Now, just to be clear - this isn't an OEM product from the original manufacturer, but it's designed as a direct replacement that matches the specifications you need. The battery comes with a solid one-year warranty, which gives you peace of mind about the quality. When your emergency lighting system starts showing signs of battery failure - like not holding charge during power outages or the unit indicating battery problems - replacing it promptly is crucial for safety compliance. Installation should be handled by someone familiar with electrical systems, as you're dealing with emergency lighting equipment. Having a reliable battery in your exit signs ensures they'll function properly during power failures, which is obviously super important for building safety. The 2500mAh capacity provides the runtime needed for emergency situations, and the Ni-Mh chemistry offers good performance for this application. Before ordering, definitely double-check that your specific model matches the compatibility list to make sure you're getting the right battery. Keeping your emergency exit signs properly maintained with fresh batteries isn't just about compliance - it's about ensuring people can safely exit your building when the lights go out.