Digimon smart watch

This product is the Japanese version. The instructions are that it contains an integrated chip, and by touching the equipped smartphone, the device will emit, like a card reader, and can perform an automatic battle * when used for the first time, make sure it is fully charged before inserting the dark card. The dark card may not be available now from the wearable game series that allows you to develop your character according to your heart rate and step count. Equipped with the sleep function of this product. Moreover, the development cycle is faster, you can change the area and breed, including one when used for the first time, make sure it is fully charged before inserting the dark card. The faded card may not work.