Poweka 2Pack PL18-B 18W Replacement Tube Light Bulb for OttLite T18330 T186C0 PL18-B-FFP Fluorescent Light Bulb, 5500K Bright Natural Daylight, Tpye B, 2G11 Base, 930lm,9''

PL18-B 18W Replacement Tube Light Bulb

• PERFECT COMPATIBILITY: Premium Type B PL18-B 18W replacement bulb exactly fits for OttLite lamp models: T18330, T186C0, T40112, 836002, U83WG2, U15WG2, A13WG2, W9437T-SHPR, P2337T, P6337T, Z23002, T81G5T, and V23WGT.
• EXACT DIMENSIONS & SPECS: Overall length: 9 inches. Base: 2G11 4-Pin Base. Power: 18 Watts. To save your time and ensure a proper fit, please double-check your original bulb's markings (PL18-B) and measure its length before purchasing.
• BRIGHT NATURAL DAYLIGHT: Emits 5500K high-definition daylight with 930 lumens. This crisp, low-glare illumination restores true colors and significantly reduces eye strain, making it ideal for reading, sewing, crafting, and office work.
• GREAT VALUE 2-PACK: Includes 2 high-quality replacement fluorescent tubes in each package. This cost-effective set provides an extended lighting solution, ensuring you always have a reliable backup bulb ready when needed.
• IMPORTANT WARM TIP: If the new bulb flickers or fails to turn on, it is highly likely due to an aging or defective ballast/starter in your desk lamp, rather than a faulty bulb. Please ensure your lamp's ballast is in good working condition.