Kosnic’s CFL Spiral lamps have a unique helix structure which allows the fluorescent tube to be twisted into a very compact size, giving enhanced lumen efficiency. The Kosnic CFL Spirals are ideal for general lighting applications, replacing incandescent lamps in demanding domestic and professional settings. Features: Compact helix shape Popular B22, B15,E14 and E27 caps Save energy up to 80% compared with filament lamp High lumen output Long life of 10,000h Amalgam mercury Specifications: Lamp Shape: Spiral Switching Cycles: 12000 Warm-up time to 60%: 60 S CE Mark WEEE Mark Mercury: 2 mg Power Factor: 0.55 Rated Peak Candelas: 40 cd Lumen Maintenance Factor at Nominal Lifetime: 0.75 CRI: 82 Start Time: 0.2 s Ambient Temperature Range: 20 to 40 °C Energy Consumption: 5.00 (5)* kWh/1000h