The Hi-Tech Lamps part number CF18DE/827-U is a 18 watt (18W) double tube compact fluorescent lamp made by Ushio. It has a maximum overall length of 146mm with a G24q-2 four pin CFL base. The average lifetime is 10000 hours, it has a color temperature of 2700 Kelvin (2700K), with a nominal luminous flux of 1200 lumens (1200 lm). It is intended for operation using a dimming electronic ballast. This lamp is also known as Ushio CF18DE/827 and 3000056.