B??c one. Ng??i ch?i v?n l?a ch?n website link ?? truy c?p an toàn t?o ?i?u ki?n các b??c sau th?c Hello?n nhanh chóng.This products consists of a Lithium-ion battery. Tend not to mix with reliable waste stream. Put in batteries need to be disposed of by a qualified recycler or hazardous components handler for every area polices.C?n c?nh thi cô