Sunco Lighting 12 Pack T8 LED 4FT Tube Light Bulbs Ballast Bypass Fluorescent Replacement, 6000K Daylight Deluxe, 18W, Clear Cover, Retrofit, Single Ended Power (SEP), Commercial Grade – UL https://www.amazon.com/dp/B072DR8MNG/ref=cm_sw_r_cp_api_i_3KDGGQFXN9FQYM2HZKC1