A shaving head assembly , comprising: a head cover ; a holder , mounted on the head cover ; a cutting unit , mounted on the holder , and the cutting unit comprising cutters mounted on the holder and a rotating cutter head arranged in cutters ; and a connecting seat , configured for connecting to a handle assembly , and the connecting seat being electrically connected with the holder ; wherein the holder is served as a first end of a first conductive path , and the first conductive path is configured for receiving a first inductive capacitor (Cf1) between the holder and the ground when the holder approaches or contacts human skin ; or wherein the cutters are served as a first end of a first conductive path , and the first conductive path is configured for receiving a first inductive capacitor (Cf1) between the cutters and the ground when the cutters approach or contact human skin ; wherein the shaving head assembly further comprises a gear frame aligned with the head cover , a cover plate mounted on one end of the gear frame , and a snap-fit member mounted on the cover plate and engaged with the head cover , the head cover is electrically connected with the snap-fit member and serves as a part of the first conductive path ; wherein the shaving head assembly further comprises a floating pressing plate arranged in the gear frame , and a floating elastic member with two ends respectively abutting against the connecting seat and the floating pressing plate , the snap-fit member and the floating pressing plate are electrically connected through a first conductor, and the floating pressing plate , the floating elastic member , and the connecting seat are electrically connected in sequence and serve as a part of the first conductive path . a head cover ; a holder , mounted on the head cover ; a cutting unit , mounted on the holder , and the cutting unit comprising cutters mounted on the holder and a rotating cutter head arranged in cutters ; and a connecting seat , configured for connecting to a handle assembly , and the connecting seat being electrically connected with the holder ; wherein the holder is served as a first end of a first conductive path , and the first conductive path is configured for receiving a first inductive capacitor (Cf1) between the holder and the ground when the holder approaches or contacts human skin ; or wherein the cutters are served as a first end of a first conductive path , and the first conductive path is configured for receiving a first inductive capacitor (Cf1) between the cutters and the ground when the cutters approach or contact human skin ; wherein the shaving head assembly further comprises a gear frame aligned with the head cover , a cover plate mounted on one end of the gear frame , and a snap-fit member mounted on the cover plate and engaged with the head cover , the head cover is electrically connected with the snap-fit member and serves as a part of the first conductive path ; wherein the shaving head assembly further comprises a floating pressing plate arranged in the gear frame , and a floating elastic member with two ends respectively abutting against the connecting seat and the floating pressing plate , the snap-fit member and the floating pressing plate are electrically connected through a first conductor, and the floating pressing plate , the floating elastic member , and the connecting seat are electrically connected in sequence and serve as a part of the first conductive path . <EOS>