Do those have an inverter built in? If not, at $600/kWh very pricy compared to what this guy used at $190/kWh for batteries, or $360/kWh including the inverter:

Do those have an inverter built in? If not, at $600/kWh very pricy compared to what this guy used at $190/kWh for batteries, or $360/kWh including the inverter: https://www.amazon.com/dp/B08G81TKC6?ie=UTF8&th=1&linkCode=sl1&tag=gridlesskits-20&linkId=33ade7afc845a76a2271b39f1e6ed35a&language=en_US&ref_=as_li_ss_tl https://www.amazon.com/dp/B08G81TKC6?ie=UTF8&th=1&linkCode=s... Also, $190/kWh is so cheap. Its hard to believe how fast costs are falling for energy storage.