Socket GX5,34x BRIGHT 1W LED lamp, Aluminum casing Lumen: 400-440lmKelvin 2500-2700Betriebsspannung 10-14V Power consumption: 4 WAbstrahlwinkel 60 ° DxH: 50mm * 52mmDimmbar: Phase angle / phase control Caution: Please use at the Synergy 21 LED GX5.3 / MR16 Spots exclusively regulated, or switch - they Netzteile.Verwenden NO halogen transformers or power supplies wound, otherwise there is a risk of destruction of the LED by Überspannung.Bitte they measure previously necessarily the tension. We recommend to measure the voltage, the Synergy 21 Digital Multimeter DM830.Bitte note that the Synergy21 LED retrofit bulbs may only be operated at an operating temperature between 0-50 ° C. If there are deviations, the service life of the LED's can not be guaranteed Energy efficiency class: A ++ kWh / 1000h: 4