I SEE IT AS STUPID BECAUSE I HAVE SEEN DOGS GET A SHOCK OF AN E COLLAR WHEN THEY ARE CHASING, A LOT OF PEOPLE USE THEM TO STOP DOGS CHASING SHEEP OR LIVESTOCL. WHEN THE DOG GETS A SHOCK IT WILL JUMP WITH SURPRISE, FRIGHT, IT MIGHT SQUEAL OR YELP IF THE SETTING ON THE COLLAR IS HIGH OR THE DOG IS WET IF ITS OUT LAMPING IN THE RAIN WHAT HAPPENS NEXT IS USUALLY THE DOG QUITS THE CHASE AND COMES BACK TO YOU WITH TAIL BETWEEN LEGS OR IT MIGHT RUN OFF THE OTHER WAY KEEP ON DOING THIS AND THE DOG WILL MAKE A LINK IN ITS MIND BETWEN THE SHOCK AND CHASING THE RABBIT