Likhalase tse khanyang tse putsoa tsa baithuti ba TR90
Tlhaloso ea Tlhahiso
Ka botumo ba lihlahisoa tsa elektronike, thuto ea inthaneteng e boetse e tumme.Bana ba ntseng ba eketseha ba na le monyetla oa ho sebelisa lithelefono tsa cellular, lik'homphieutha, mechine ea ho ithuta le lisebelisoa tse ling.Leseli le leputsoa le laletseng ho pota-pota le senya mahlo a bana.Likhalase tsa profeshenale tse khahlanong le boputsoa, tse etselitsoeng baithuti ba sekolo sa mathomo li-anti-blue light eye eye.Lilense tse 'mala o mosehla o lefifi li sefa leseli le kotsi le leputsoa, ha lilense tsa HD li khutlisa' mala oa 'nete.Blue light blocking rate e ka fa bana tšireletso ea pono, bakeng sa tsoelo-pele ea pono ea bana.
The foreimi e amohela phutholohile anti-slip nko ho phomola, phutholohile ho apara, ha ho na boikutlo ba khatello e khomaretse borokho ba nko, flexible seipone leoto ha ho bonolo ho robeha, ha ho bonolo ho thella, phutholohile ho apara.E bobebe ebile e phutholohile, 'mala o mocha.Fetola ka bolokolohi ho latela sebopeho se fapaneng sa sefahleho.Ho phutholohile haholoanyane ho lumellana le sefahleho sa bana, 'me ha se pinch sefahleho ho apara boima ba' mele, 'me ha se ame tsoelo-pele ea masapo a sefahleho sa bana.
LBH
1.Na sampole tefello puseletso kapa che?
Re ka e khutlisa, empa re tla e khutlisetsa ho uena ha re hloka hore u etse odara e ngata
2.Ho nka nako e kae le mokhoa oa ho fumana sampole ho rona?
A: 1) Haeba u hloka sampole ho etsa tlhahlobo, re tla e etsa joalo ka kopo ea hau.Ka kopo, re bolelle mofuta le bongata. U lokela ho lefella litšenyehelo tsa mohlala le thepa ea lipalangoang.
2) Nako ea ho etella pele ea ho etsa sampole: matsatsi a ka bang 30 a ho sebetsa
3) Thepa ea lipalangoang ea lisampole: thepa e itšetlehile ka boima le boholo ba ho paka le sebaka sa hau.
3. Nka beha odara joang?
Pele saena PI, lefa depositi, joale re tla hlophisa tlhahiso.Ka mor'a hore tlhahiso e felile e hloka hore u lefe tekanyo.Qetellong re tla romella Thepa.
4.Na u ka romella lihlahisoa naheng ea heso?
Ehlile, re ka khona.Haeba ha u na sekepe sa hau se tsamaisang thepa, re ka u thusa
