SportDOG WetlandHunter 400 Yard Remote Trainer, SD-400CAMO
This dedicated waterfowl product is rugged, waterproof and submersible just like all remote trainers in the WetlandHunter linie, but at an unbelievably compact size.  For use in the US only.  This unit is compatible with all US 110v outlets and are not to be used with 220v international voltage.