Illuminate your indoor space with this energy-saving Ottlite Replacement Bulb Model T18330 Type B PL18-B 18 Watt. Designed for indoor use, this compact fluorescent lamp features clear white light color and a 4-pin connector. The bulb shape is a tube, and it has a voltage of 18 V, making it ideal for use in lamps, lighting fixtures, and ceiling fans. Crafted from high-quality glass, this Ottlite Replacement Bulb is built to last and has a long life of 10,000-14,999 hours. It is an ideal replacement for your old bulbs and will provide reliable lighting for years to come. With its HD features, this bulb is perfect for brightening up your home while keeping your energy bills low.