KAITUO 1B (DCBB) is a CubeSat (2U) satellite launched on September 19, 2015, from TISC's Launch Pad LC16 using the Chang Zheng 6 launch vehicle. The spacecraft measures 0.2 meters in length and diameter with a span of 0.2 meters, has a dry mass of 3 kilograms, and was manufactured by DFHS for CAMSAT/DFHS. Its mission involves education, amateur radio communication, and technology demonstration purposes. Power is provided by solar cells and batteries. The satellite's shape is box-like with a radar cross section (RCS) of 0.067 square meters.