New (open box) 3 safe effective humane training modes-shock modes have 1 to 16 levels, vibration mode, tone mode. Allows to train pet around 3000 Ft easily both indoors and outdoors After 2-hour full charge, receiver collar is able to work 30 days and remote is able to work 60 days. And low battery display on both remote and receiver reminds you of charging time in advance Adjustable nylon collar fits dogs with neck sizes 7-27 inches. The shock level is fit for dog around 8 lbs~100 lbs, small dog, medium dog, large dog, even puppies fit perfectly If your dog likes to play with water? Don't worry, The IPX7 waterproof electric dog collar stays in a water depth of 3.2 Ft for half an hour, and its performance is not affected. So your dog can enjoy chasing toys around a pool, or playing in rain freely. Please checkout my other ads for more great deals. I am posting new items daily. Tyvm
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