Tridonic Nickel-Metal Hydride Battery with high–temperature NiMH cells for use with emergency lighting units. It has 4-year design life and it is cadmium free. Constant high-temperature operation – depending on the emergency lighting unit used. Good charging properties at high temperature. High energy maintenance of the charged battery. Simple connection with blade terminal. With polycarbonate fixing caps and connecting cable. Suitable for emergency lighting equipment as per IEC 60598-2-22.