Tikubweretsa bokosi latsopano loletsa zida zamano la DC300, loyenera - kwa akatswiri a mano. Bokosi lochotsa chida cha mano ili limabwera m'mitundu iwiri. Mtundu umodzi umaphatikiza kupha tizilombo toyambitsa matenda ndi UV, kuyanika kwa mafani, ndi aromatherapy, pomwe winayo amapereka mankhwala ophera tizilombo a UV ndi kuyanika kwa mafani.
Zokhala ndi nyale 4 zotsekereza za UV (wavelength 260 - 280nm) ndi mphindi 3 - zophera tizilombo toyambitsa matenda ndi UV, bokosi lotsekera m'manoli limatsimikizira kuti zida za mano zimafafanizidwa bwino. Ili ndi mphamvu ya 175ml, yoyenera kugwira zida zosiyanasiyana zamano. Kukula kophatikizika (Ø95 x 53.7mm) ndi kupepuka (196g) kumapangitsa bokosi lotsekera la chida cha mano kukhala losavuta kuyika m'zipatala zamano kapena kunyamula kuti azithandizira zamano zam'manja.
Mothandizidwa ndi batire la 500mAh komanso ndi chingwe cha 0.5m TYPE - C, kulichangitsanso bokosi lotsekera m'mano ndikosavuta. Zopezeka zoyera kapena zakuda, zimakwanira bwino pazokongoletsa zilizonse zamaofesi a mano. Kaya muli ndi chipatala cha mano kapena mumapereka chithandizo chamankhwala pa - pamalo, bokosi loletsa mano loletsa mano limapangitsa kuti njira yolera yotseketsa mano ikhale yachangu komanso yovutirapo - yaulere, imapulumutsa nthawi komanso kukhala aukhondo.