1PCS 3xAA to D Parallel Adapter Battery Holder Case Box Convertor 3 AA/LR6 To 1D
3AA to D Size Battery Convertor Adapter X 4 (Battery not included). Max Convert 3 AA battert to D size battery. Convert any AA battery to a D battery. Option to use 1 AA,2 AA or use 3 AA for more capacity.