PetSafe Dog Remote Behavior Training. This little trainer is big on discipline. With this deluxe system, training your little pal is easy. The lightweight receiver is made especially for small dogs, and the unit is equipped with 10 levels of correction and a range of up to 100 yards. Go ahead, take your pal out into the world with the confidence that he’ll behave.*** If heat sealed plastic packaging is open, all sales are final ***Little / Medium Dog Remote Behavior Training Features:- Effective for pets between 8-40 lbs.- 10 levels of correction- Tone-only training button- Range up to 100 yards- Lightweight, waterproof receiver Big Dog Remote Behavior Training Features:- Effective for pets over 40 lbs.- 10 levels of correction- Range up to 100 yards- QuickFit buckle for quick release and perfect fit- Weather-resistant hand-held transmitter- Tone-only and stimulation-only buttons - #PDLDT-305 - Dog Remote Behavior Training PetSafe, PetSafe Pro, Sportdog, Guardian, Staywell, FenceMaster, Pet Safe, Pet Safe, Pet Save, PetSave, Pet eze, Pet eeze, Pet-eze, Pet-eeze, peteze, peteeze, pet ezeeLittle / Medium Dogs - (8-40 lbs)Little / Medium Dogs - (8-40 lbs)