This Petrainer PET998DRB1 dog training collar system allows for perfecting small range dog obedience. With 300 yard range, this device was designed with the common household dog in mind, as the range of this system easily accommodates a stroll to your nearby park, or training in the backyard. They've incorporated every function that's needed for a beginner trainer or novice … [Read more...] about Petrainer Dog Training Shock Collar – Rechargeable, Rainproof, Beep, Vibration