9 Watts, 4100K, 25,000 Hours, Direct Replacement for 21'' T5 9W tubes, Under- Cabinet Lights, 50% energy saving, no hazardous gases, easy to install, perfect replacement for fluorescent tube. Enjoy the natural cool lighting of this f13t5cw led replacement bulb without the high electric bills. This low 9W 21 inches LED tube uses less energy and endures longer, making it the perfect choice for your lighting needs. With a CRI of 90, this bulb provides a bright, cool white light that is perfect for under-cabinet lighting. It is easy to install and has an average life of 25,000 hours. Enjoy the energy savings of this LED bulb without worrying about hazardous gases or broken bulbs. Get over 50% light and energy savings with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb. This 9 watt bulb provides 920 lumens of cool white light with a color temperature of 4100K. It is a direct replacement for 21'' T5 9W tubes and is compatible with most ballasts. Enjoy the energy savings and natural cool lighting of this LED bulb without the high electric bills. With an average life of 25,000 hours, this bulb is the perfect replacement for fluorescent tubes. Get over 50% light and energy savings with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb. This 9 watt bulb provides 920 lumens of cool white light with a color temperature of 4100K. It is a direct replacement for 21'' T5 9W tubes and is compatible with most ballasts. Enjoy the energy savings and natural cool lighting of this LED bulb without the high electric bills. With an average life of 25,000 hours, this bulb is the perfect replacement for fluorescent tubes. Get over 50% light and energy savings with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb. Enjoy the energy savings and natural cool lighting of this LED bulb without the high electric bills. This 9 watt bulb provides 920 lumens of cool white light with a color temperature of 4100K. It is a direct replacement for 21'' T5 9W tubes and is compatible with most ballasts. Enjoy the energy savings and natural cool lighting of this LED bulb without the high electric bills. With an average life of 25,000 hours, this bulb is the perfect replacement for fluorescent tubes. Get over 50% light and energy savings with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb. Enjoy energy savings and natural cool lighting with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb. This 9 watt bulb provides 920 lumens of cool white light with a color temperature of 4100K. It is a direct replacement for 21'' T5 9W tubes and is compatible with most ballasts. Enjoy the energy savings and no hazardous gases with this LED bulb. With an average life of 25,000 hours, this bulb is the perfect replacement for fluorescent tubes and is easy to install. Get over 50% light and energy savings with this 4 Pack T5 21 Inch LED F13T5CW LED Replacement Bulb.