This lamp is very smart and with high lum, which suitable for home, hotel, washing room and etc. It fixed with U shape tube. The lamp has passed CE &EMC certificate. And can meet ROHS requirements. Detail Parameter: Item No Power Voltage Color Temp. GX53-7W-01 7W 220~240V 50/60HZ 2700K GX53-7W-02 7W 220~240V 50/60HZ 4000K GX53-7W-03 7W 220~240V 50/60HZ 6000K GX53-9W-01 9W 220~240V 50/60HZ 2700K GX53-9W-02 9W 220~240V 50/60HZ 4000K GX53-9W-03 9W 220~240V 50/60HZ 6000K