... dc 36v energy saving lamp1,Votalge: DC 36v2, Watt: 5w to 30w3, Shape: U , half spiral, full spiral, lotus,candle ... pressure5. 100% tri-phosphor rare earth fluorescent powder6. Using brand glue to make lamp tighter7. Special technology for fixing the lamp base ... BaseE14/E26/E27&/22Light Efficiency≥62lm/WAverage life timeUp to 8000hoursOperating Voltage110-127V& 220-240VFrequency50HZ/60HZPower Factor 0.5 ...