1 It can be set up 3 kinds of value.
2. Press the SET button, three LED bright, and then press the SET button again, the first LED will flash, input 20 pcs of the first coin. Finish and second LED will flash and then press the SET button, the first LED bright and the second LED flash, input 20 pcs of the second coin. Finish and third LED will flash and then press the SET button, the first and second LED bright and the third LED flash, input 20 pcs of the third coin.
3 Setting is completed, three LED are flashing, after 3 seconds to normal using.
4 Change the coin SET from 3 to 2 is the same setting, but when the third LED flash and then press the SET button, three LED flash, setting is completed. If change the coin SET to 1 is the same way.