Surely you can handle 4hours or so without your umbilical cord hooked up to civilization.Angie =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=Ridecamp is a service of Endurance Net, http://www.endurance.net.Information, Policy, Disclaimer: http://www.endurance.net/RidecampSubscribe/Unsubscribe http://www.endurance.net/ridecamp/logon.aspRide Long and Ride Safe!! =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=