This product includes a Lithium-ion battery. Usually do not mix with stable squander stream. Put in batteries should be disposed of by an experienced recycler or hazardous materials handler per nearby regulations. Gi? x? s? mi?n nam l??ng truy c?p trên h? th?ng Internet sites Minh Ng?c r?t l?n nên các b?n c?n l?u ý m?t s? v?n ?? sau ?? ??m b?o