I have a 20V wet/dry shop vac that I have used to remove the water that did not drain through the plug, but this unit is pretty slick!
https://mellif-tools.com/products/m...r-pump-cordless-720gph?variant=44474543472829
https://mellif-tools.com/products/m...r-pump-cordless-720gph?variant=44474543472829