def _find_device(self, product_string_lookup="SpaceMouse Compact"):
        """Find the device connected to computer."""
        found = False
        # implement a timeout for device search
        for _ in range(5):
            for device in hid.enumerate():
                if device["product_string"] == product_string_lookup:
                    # set found flag
                    found = True
                    vendor_id = device["vendor_id"]
                    product_id = device["product_id"]
                    # connect to the device
                    try:
                        self._device.open(vendor_id, product_id)
                    except RuntimeError:
                        print("device already opened")
            # check if device found
            if not found:
                time.sleep(1.0)
            else:
                break
        # no device found: return false
        if not found:
            raise OSError("No device found by SpaceMouse. Is the device connected?")