I just used one from Amazon: https://www.amazon.com/dp/B07NNT3G7J/ref=cm_sw_r_cp_api_glt_i_R76CWD9BP0BC1AER0WYY

If you want to downsize here is this one:

https://www.amazon.com/dp/B08DRKGX5Y/ref=cm_sw_r_cp_api_glt_i_A361N4ZXHH9T636GVR4Q

I watch the market closely and have yet to find a bulb solution that is competitive. Or that saves on vertical space. That said if you really need a bulb solution some thing like this would be a start. https://www.amazon.com/Briignite-Equivalent-Seedlings-Greenhouse-Hydroponic/dp/B08DRKGX5Y/ref=sr\_1\_11?dchild=1&keywords=ge+grow+light+br30&qid=1630450806&s=lawn-garden&sr=1-11