MR16 spiral 11w energy saving lamp (CFL) 1) energy saving lamp,GX5.3 ... which can replace JDR50W 3) CE, RoSH certificated MR16 spiral 11w energy saving lamp1) CE, RoSH certificated.2) 5W,7W,9W ... ,11W,13W etc.3) 80% energy saving than normal lamp.4) ... lamp,GX5.3 base which can replace JDR50W MR16 spiral 11w energy saving lamp (CFL)