Yes. There is a monthly fee of R$ 5.00 per month, deducted from the card balance, and the load fee is 3% over the load amount requested. There is rate of 5% currency conversion in international operations (+ IOF - brazilian tax for transactions in other currencies).
Reload: 3% over the requested amount
Montly fee: R$5.00 charged from the card balance
Reload limit: R$ 2,000.00 per request, R$ 4,000,00 per day
Balance limit on the watch: R $ 100,000.00
Bank Transfer: N/a