def level(self, level, time=0):
        """(Helper) Set light to specified level"""
        if level <= 0:
            self._elk.send(pf_encode(self._index))
        elif level >= 98:
            self._elk.send(pn_encode(self._index))
        else:
            self._elk.send(pc_encode(self._index, 9, level, time))