Panasonic Straight Tube Starter Fluorescent Lamp (Fluorescent Lamp) Highlight 40-form Daylight Color Energy Saving Type, 25 pieces, FL40SSD/37F3 Although it is new and unused, please refrain from purchasing if you are concerned about minor details. Shipping is scheduled for weekdays, so please be aware that it may take some time depending on when you purchase. Brand: Panasonic Light Type: Fluorescent Lamp Features: Energy Saving Wattage: 37 W Light Color: Daylight Manufacturer: Panasonic (Formerly National, Matsushita Electric Works) Series Name: Starter Fluorescent Lamp Highlight 40W Fluorescent Lamp Rated Lamp Power: 37W (37 watts) Suitable Glow Starter: FG-4P Suitable Electronic Starter: FE4P Color Temperature: 6,500K Average Color Rendering Index: Ra74 ≪Can also be used as a substitute for the following.≫ FL40SSD/37 (Toshiba: Straight Tube Starter Fluorescent Lamp) FL40SSD/37-B (Hitachi: Sunline) FL40SSD/37 (NEC: Lifeline) FL40SSD/37 (Mitsubishi: Neolumi Super) FL40SSD/37 (Iwasaki: Eye Line SD Fluorescent Lamp)