Maxar Electric Glow Bulbs, P-Type, FG-4P, 25 pieces, 40W, P21 Base (2-prong), Simple Packaging, For Commercial Use and Stockpiling

Model: FG-4P(P21) Compatible wattage: 40W Size: Diameter 21mm, Total length 38mm Quantity: 25 pieces Caution: This product has two prongs. Cannot be used with screw-type (E-type) fixtures. Please check the compatible wattage carefully. Using an incompatible wattage may damage the fixture or fluorescent tube.