助(zhu)聽器(qi)(qi)是一個小型擴音(yin)(yin)器(qi)(qi)，把原本聽不到(dao)的(de)聲音(yin)(yin)加(jia)以擴大(da)(da)，再利(li)用(yong)聽障者的(de)殘余(yu)聽力，使(shi)聲音(yin)(yin)能(neng)送到(dao)大(da)(da)腦(nao)聽覺(jue)中樞，而感覺(jue)到(dao)聲音(yin)(yin)，為聽障者帶(dai)來(lai)(lai)很大(da)(da)便(bian)利(li);助(zhu)聽器(qi)(qi)主要(yao)由傳(chuan)聲器(qi)(qi)、放(fang)大(da)(da)器(qi)(qi)、耳(er)機、電池和音(yin)(yin)量調控五部分組成，因(yin)此助(zhu)聽器(qi)(qi)都需要(yao)內置電池，來(lai)(lai)滿(man)足(zu)日常使(shi)用(yong)。
電(dian)(dian)(dian)(dian)(dian)動(dong)剃須(xu)刀(dao)(dao)是利用電(dian)(dian)(dian)(dian)(dian)力帶動(dong)刀(dao)(dao)片，剃剪(jian)胡須(xu)和鬢發的(de)個(ge)人護理電(dian)(dian)(dian)(dian)(dian)器，電(dian)(dian)(dian)(dian)(dian)動(dong)剃須(xu)刀(dao)(dao)可按內(nei)刀(dao)(dao)片的(de)動(dong)作特點，分為旋(xuan)轉式和往復式兩(liang)種，電(dian)(dian)(dian)(dian)(dian)動(dong)剃須(xu)刀(dao)(dao)所用電(dian)(dian)(dian)(dian)(dian)源有干電(dian)(dian)(dian)(dian)(dian)池、內(nei)置蓄(xu)電(dian)(dian)(dian)(dian)(dian)池和交流(liu)(liu)充電(dian)(dian)(dian)(dian)(dian)等，目(mu)前市(shi)場上主流(liu)(liu)的(de)電(dian)(dian)(dian)(dian)(dian)動(dong)剃須(xu)刀(dao)(dao)是內(nei)置充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)池的(de)電(dian)(dian)(dian)(dian)(dian)動(dong)剃須(xu)刀(dao)(dao)。
美容(rong)儀(yi)(yi)是一種根據人體生理機(ji)能進行調節改善身體和(he)面部(bu)的機(ji)器，它按(an)(an)照功能來說有(you)美白、嫩膚(fu)、祛斑、祛皺(zhou)、脫毛(mao)、減肥等(deng)多種，按(an)(an)照名(ming)稱來說有(you)超聲波導(dao)入、光(guang)子嫩膚(fu)、高周波電(dian)(dian)療、RF 電(dian)(dian)波拉皮、電(dian)(dian)子祛斑點痣、E光(guang)永久脫毛(mao)嫩膚(fu)、賈(jia)法尼營(ying)養導(dao)入導(dao)出等(deng)，現如今(jin)小型、微型美容(rong)儀(yi)(yi)已(yi)逐漸成為(wei)一種潮流(liu)，美容(rong)儀(yi)(yi)所用電(dian)(dian)源有(you)干電(dian)(dian)池(chi)、內(nei)置蓄電(dian)(dian)池(chi)和(he)交流(liu)充(chong)電(dian)(dian)等(deng)，目前市場(chang)上主流(liu)的美容(rong)儀(yi)(yi)都是內(nei)置充(chong)電(dian)(dian)電(dian)(dian)池(chi)的美容(rong)儀(yi)(yi)。
