SportDOG WetlandHunter 800 Replacement Receiver / Kinetic Battery Part MH120AAAL4GC For PetSafe Shock Collar Model FT-100P Battery by RTL Batteries SportDOG WetlandHunter 800 Replacement Receiver Kinetic Battery Part MH120AAAL4GC For PetSafe Shock Collar Model FT-100P Battery