I used little sprayers you can get on Amazon:

Amazing-us 90 PCS Micro Sprayer... https://www.amazon.com/dp/B082DXM6YS?ref=ppx_pop_mob_ap_share

And then the pump was like $20 from Amazon

VIVOSUN 800GPH Submersible... https://www.amazon.com/dp/B07L54HB83?ref=ppx_pop_mob_ap_share