Can be universal.
4.35V lithium battery charging IC-PL4057, charging current 1A, dual indicator light, can directly replace 4056;
4.35V lithium battery protection IC-PL7071, can directly replace the DW01.
Like this thing, charging fast, it is best not to swap, because the capital city has problems after the swap,
So it is best not to enter the swap, you put the two places to find the original factory, can be used.