This products incorporates a Lithium-ion battery. Will not blend with sound waste stream. Expended batteries should be disposed of by a professional recycler or dangerous supplies handler per area polices.Nhi?u V?V c? t? và l?c t? Hong Kong nói r?ng h? ph?i s?ng trong ??a ng?c tr?n gian vì b? Liên ?oàn môn này c?t ti?n th??ng.M?i ??i góp m?