Foni ya m'manja Hot 20S ndi foni ya m'manja yomwe ili ndi chivundikiro chakumbuyo chosintha mitundu. Chivundikiro chakumbuyo chimaphatikiza inki yosintha mtundu ndi kuwala (photochromic ink) ndi inki yowala mumdima (luminescent ink) mu maliseche amodzi. Masana, kuwala kwa ultraviolet kumasandutsa pamwamba pake kukhala buluu wofiirira ndikuonetsa chithunzi chokongoletsedwa. M'malo amdima, pamwamba pomwepo pamawala buluu wobiriwira ndikuonetsa zotsatira zosiyana. Mitundu itatu imapangidwa popanda kugwiritsa ntchito magetsi aliwonse. Malisechewa amapangidwa kudzera mu njira makumi awiri zokonzera, kupukuta mosamala ndi kusakaniza mitundu moyendetsedwa bwino. Cholinga chake ndi kuwonjezera zodabwitsa ndi mtengo wamalingaliro pakugwiritsa ntchito foni tsiku ndi tsiku.
Dzina la polojekiti : Hot 20S, Dzina laopanga : Lu Ni, Dzina la kasitomala : Infinix.
Kupanga kodabwitsa kumeneku ndiko kupambana mphotho ya siliva kapangidwe ka mafashoni, zovala ndi mpikisano wopanga zovala. Muyeneradi kuwona zojambula zokongoletsa zaubwino zasiliva kuti mupeze zina zambiri zatsopano, zatsopano, zoyambirira komanso zopanga mafashoni, zovala ndi kapangidwe ka zovala.
