Readings present the powerful voltage depending on the typical worth of samples about a complete number of durations of the fundamental frequencySau khi t?o tài kho?n thành công, b?n ti?n hành n?p ti?n l?n ??u thì s? nh?n ???c khuy?n m?i này. L?u ý là sau 24h n?p ti?n, ng??i ch?i b?t bu?c ph?i ??ng ký nh?n khuy?n m?i. N?u ?? quá th?i gian