This products is made up of a Lithium-ion battery. Don't combine with good squander stream. Spent batteries needs to be disposed of by a certified recycler or dangerous supplies handler per local rules.Th?ng kê t? ??ng c?p nh?t khi k?t thúc bu?i t??ng thu?t tr?c ti?p k?t qu? x? s?Bên c?nh ?ó, m?t s? gi?i ??u có s? tham gia c?a ??i tuy?n Vi?t N