... G4 halogen bulb Voltage: 6V/12V/24V Wattage: 5W,10W,15W,20W,35W,50W,75W Color temperature: 2700K-6400K CE certified G4 ... halogen bulbUV stop bulb With tansparent quartz glass or frosted quartz ... mm): diameter 8/10mm,length 30/40mmBase type: G4/G5.3/G6.35/GY6.35Life: 3000 hoursPacking information ... this product, consult a competentelectrician. G4 halogen bulb