for: [product name=VTLAMP10]VTLAMP10[/product] Product basic info Primary colours: White Primary detailed colours: Cold white Diameter unit: 13.8 cm Weight unit: 35 g Material: Glass Physical properties Shape: Round Inner diameter: 11.3 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): 85 CRI Power supply Input voltage rating range: 120-230 V Power consumption: 12 W (EN)