▎ 摘　　要

NOVELTY - The utility model belongs to wrist protecting technology field, claims a self-heating cuff, comprising a wrist protecting cloth outer layer, an insulating layer; graphene heating film layer and cuff cloth lining; the cuff cloth lining is covered with a graphene heating film layer; the wrist protecting cloth outer layer is equipped with an integrated circuit board; the graphene heating film layer is electrically connected with the integrated circuit board; between the graphene heating film layer and the insulating layer is set with the integrated circuit board electrically connected with the temperature sensor; the surface of the wrist protecting cloth outer layer is equipped with a switch button and a time temperature display screen. The utility model is composed of a wrist protecting cloth outer layer, an insulating layer, a graphene heating film layer and a wrist protecting cloth lining; the graphene heating film layer is controlled by the integrated circuit board through the switch button for heating and heating temperature; sensing by the temperature sensor; it can be worn on the wrist or ankle to warm; the setting of the massage ball is user wrist for partial heating and massaging, which is good for blood circulation; time and temperature display screen is convenient for observing time and temperature.