This LiFePO4 Accus battery from Tridonic is for use in emergency lighting units with an 8 year design life and a three year warranty. This product uses environmentally friendly technology and has high energy density. It also features a low profile cross section with removeable end caps. Given the emergency application this product has been designed to give constant high-temperature operation and maintain good charging properties at higher temperatures. It also has safety features incorporated and comes with polycarbonate end caps.