HQRP Ni-Cd 6V 2500mAh Rechargeable Battery for Moltech Power Systems N38AF001A / Intec IMT-3500D / ESR8EE5920 RL1019 RL2019 Replacement 1/2D Size + HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Type: Nickel Cadmium, 5 Cell 1/2D; Capasity: 2.5Ah; Voltage: 6V; Dimension: 1.3" (33mm) x 7.2" (184mm); Long life cycle, can be recharged over 500 times! 200 Days Warranty!