Isixhobo sokulandelela i-GPS sabantwana

I-alamu yokuzikhusela, Kwimeko yengozi okanye imeko engxamisekileyo, vula iswitshi kwaye ngoko nangoko ukhale i-alamu ene-decibel ephezulu, Isetyenziswa kakhulu
yamantombazana, abafundi, abantu abadala abangatshatanga, imbonakalo yefashoni, elula ukuyiphatha. Imisebenzi:
1. Tsala iphini, iya kuvusa kwaye ikhanyise ukukhanya
2. Cinezela iqhosha le-sos, liza ku-alamu lize likhanye
3. Ukusetyenziswa kwebhayisekile etshajwayo.
4. Isibane se-LED siya kukhanyisa uncedo lokufowunela