Detailed Product Description
Button function of control panel (as drawn, Every figure represents a kind of function) 1. Working switch A( control A system) 2. Control mode A(converse mode. Including 1,2,3mode) 3. Show density of ion and working time( system A) 4. Show density of ion and working time( system B) 5. Control mode B(converse mode. Including 1,2,3mode) 6. Play or stop(music switch) 7. Working switch B ( control B system) 8. Cycle play to MP3
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