Multifunctional hand massager

A multifunctional hand massager, comprising a shell (10) with a massaging cavity (11), a massaging component (20) provided in the shell (10) and a main board (30) controlling the massaging component (20), wherein a blood oxygen detection module (31) which can cling to a hand is provided in the massaging cavity (11), and the blood oxygen detection module (31) is electrically connected to the main board (30). The multifunctional hand massager is provided with a blood oxygen detection module, and when the multifunctional hand massager is used for massaging a hand, the blood oxygen detection module can detect the blood oxygen concentration data of a user, so that the user can know the blood oxygen situation conveniently, and a warning and instruction effect can be realized by means of the real-time detected blood oxygen data for the user having diseases.