This creation provides a kind of massager, includes a nape band, an ontology, an actuator, a message structure and a battery structure. The ontology sets the what nape band, which sets the what ontology and have two drive portions to drive rotation； The first Massage Department and the second Massage Department of the message structure set what two drive portion respectively； The battery structure sets the what ontology and is electrically connected the what actuator for that should operate required electric energy. Thereby, the setting of battery structure can provide the running for maintaining actuator, the massager of this creation can be gone out to carry use, furthermore, battery structure also provides a counterbalancing effect, enable and deepen pressing stimulation power when against using, promotes massage effect of stimulation, bring the massage feel of user's difference.本創作提供一種按摩器，包含一頸背帶、一本體、一驅動件、一按摩結構及一電池結構。該本體設於該頸背帶，該驅動件設於該本體且具有二用以驅使轉動之帶動部；該按摩結構之第一按摩部與第二按摩部分別設於該二帶動部；該電池結構設於該本體並電性連接於該驅動件以供應運作所需之電能。藉此，電池結構的設置能提供維持驅動件的運作，讓本創作之按摩器能夠外出攜帶使用，再者，電池結構亦提供一配重效果，使得在抵靠使用時能夠加深按壓刺激力道，增進按摩刺激效果，帶給使用者不同之按摩感受。
