public void Remove(int index)
{
if (index < 0 || index >= N.Get())
{
return;
}
DeviceInfo ditem = DEVICES[index];
ditem.Clear();
DEVICES.RemoveAt(index);
for (int i = index; i < DEVICES.Count; i++)
{
DEVICES[i].SaveForce(KEY + i + "h");
}
N.SetAndSave(DEVICES.Count);
}