First Alert ReadyLite Light Replacement Rechargeable Battery Model RLBAT

First Alert ReadyLight rechargeable battery model RLBAT is designed for reliable power backup. This new battery ensures your ReadyLight device stays charged and operational during emergencies. Compact dimensions of 5 x 3 x 2 inches make it easy to install and replace. Lightweight at only 0.04 pounds, it offers convenience without adding bulk. Keep your safety equipment powered with this essential rechargeable battery replacement.