for: [product name=VTLAMP8]VTLAMP8[/product] Product basic info Primary colours: White Primary detailed colours: Cold white Diameter unit: 12 cm Weight unit: 30 g Material: Glass Physical properties Shape: Round Inner diameter: 9.8 cm Bulb type: T4 Electrical data Energy label: G Lamp type: Fluorescent Technical data Colour temperature: 6500 °K Intensity: 720 lm Energy consumption per 1000 hour: 12 kW·h Colour rendering index (CRI): 80 CRI Power supply Input voltage rating range: 120-230 V Power consumption: 12 W (EN)