Socket GX5, 3, 9, size 2835 SMD LEDs in the lamp operating voltage: 12VHelligkeit: 350lm, 4 Watts Kelvin: 3000KAbstrahlwinkel 60 ° Plastic Cup weiß50mm x 58.5 mmAchtung: Please use with the Synergy 21 LED GX5, 3/MR16 spots exclusively regulated, or . switching - they Netzteile.Verwenden NO halogen transformers or power supplies wound, otherwise there is the danger of destruction of the LED by Überspannung.Bitte measure before they read the voltage. We recommend to measure the voltage, the Synergy 21 Digital Multimeter DM830.Bitte note that the Synergy 21 LED Retrofit Bulbs ° C may be operated only at an operating temperature between 0-50. In case of deviations, the life of the LED's can not be guaranteed energy efficiency class: A + + kWh/1000h: 4