... receiving controller adopts MCU to control, it will take 1 second to respond each operation.b. If ... less. For far region or custom reason, it will take a little longer time, pls be patient; *DHL, UPS, ... , For far region or custom reason, it will take a little longer time, pls be patient;*Hong kong post ... days, For far region or custom reason, it will take a little longer time, pls be patient; *We usually ...