wrote:

For those who want to try out a portable battery powered bidet:
http://www.thefactoryoutlet.com/bidets/bidet2a.asp

Do these things above really work well?

YUP.
The pump can put out a nice spray, almost stinging when the batteries are
new.
And for those who aren't sure one load of warm water will do, take an extra
water bottle to refill the reservoir.