Does anyone know anything about bmsbattery.com?

Does anyone know anything about bmsbattery.com

https://bmsbattery.com/80-smart-BMS

its $20-$25 and programmable… but it’s only 40amps and the programmer/USB thingy is $200 extra… if this was rated at 60amps continuous i would say it was worth trying. This would allow somebody to use the same bms with a number of different S count packs.

https://bmsbattery.com/66-bmspcm

That wasn’t the right link