【Works great when you need to train the naughty dog】will have fun learning, while successfully training outside,at a distance or whatever, Scientific method of training your pet safely and easily be used to train the dog basic obedience,small trick,and correct the bad behavior. 【BEHAVIORAL CONDITIONING TRAINING CLICKER】A scientific method of training puppies and young adult pets safely and easily. Can be used to train your dog’s basic obedience, tricks, and to correct bad behavior , Button presses easily and comes right back up without getting stuck. Ideal sound balance - not too loud nor too soft. 【FUN ergonomic design】comfortable fit in your hand while training your dog, cat, horse, bird, pet complemented with an easy to press button which prevents missed clicks when training your animal. 【100% SAFE & HUMANE】 Unlike other whistles which can cause your dog pain and discomfort , our purpose designed whistle is 100% safe & humane and has been proven time and time again to be one of the most effective training aids available and it causes your dog no pain whatsoever. 【100% MONEY BACK GUARANTEE】If you are not satisfied with your ultrasonic whistle, then we will refund your money. Our world professional customer service wants you to be satisfied with your purchase. Anything else and we’ll make it right and process a refund or ship a replacement unit cost-free.