This application discloses a stand assembly that includes a receiving element for physically receiving a module, and a base assembly for supporting the receiving element. The receiving element further includes a module holding structure, an extended portion, and a first fastener structure coupled to an end of the extended portion. The base assembly includes a base, and a second fastener structure coupled to the base at a joint and configured to mate with the first fastener structure. The first fastener structure and the joint are configured to respectively provide a first degree of freedom of motion and a second degree of freedom of motion of the receiving element with respect to the base. The movement of the receiving element at the first degree of freedom is unlimited in a first direction of travel associated with the first degree of freedom.