I have both and willing to sell either one. M1 has been running for about a month, L1 was barely used for a few weeks and looks like new. Both include original box and manuals but for some reason, I can't find intake coupler for the L1 but I have a new adapter kit for it that I'll include.
https://www.bulkreefsupply.com/vectr...0aAjwLEALw_wcB
250 shipped for the M1
300 shipped for the L1
https://www.bulkreefsupply.com/vectr...0aAjwLEALw_wcB
250 shipped for the M1
300 shipped for the L1