Daim duab qhia txog tsos:
1. chaw nres nkoj them: 5V chaw nres nkoj them, txuas cov kab them rau kev them.
2. Khawm SOS: nyem ib zaug los sim, qhib lossis kaw lub tswb; Nyem ob zaug, nws yuav ceeb toom.
3. Teeb qhia xwm txheej: Liab, ntsuab thiab dawb.
4. SOS pin: Muab lub pin tawm, nws ceeb toom. Ntxig rau hauv, nws nres lub tswb
Lub tswb ceeb toom siv tau ywj siab los muab lub suab ceeb toom siab tas mus li. Kev sib qhia qhov chaw, taug qab qhov chaw, kaw suab hauv tsev, ceeb toom hauv xov tooj thiab ceeb toom sai sai ua ke nrog APP.
Lub sijhawm tshaj tawm: Lub Peb Hlis-07-2020