The ultimate in safe and fun obedience training!Arf Pets Bark Collar is a simple but effective one-stop training system for your lovable but poorly-behaved pooch! The remote transmitter, complete with a backlit digital display, enables you to send highly annoying but perfectly harmless shock and vibration bursts to your pup's collar as they frolic about the yard. After no time at all, your pet will begin to associate misbehavior with the receiver collar's pesky stimulation. From "sit" and "stay" to "come" and more, train your dog to enjoy play time - while obeying the rules!Comprehensive Training ToolOur easy and efficient training system helps you avoid expensive professional trainers by taking your pup's obedience into your own hands. Teach your pets and keep them safe while they enjoy off-the-leash freedom and independence.Remote Control ConvenienceThe transmitter covers an impressive 300-meter range, allowing your dog to roam freely while you call the shots from afar. 16 levels of stimulation and 16 levels of vibration offer variety to safely cater to the size and habits of your individual pet.Comfy, Water-Resistant DesignLightweight. Discreet. Water-resistant. The collar fits loosely but securely around your pal's neck for as little discomfort and interference as possible. The transmitter communicates with 2 small contact points for harmless behavior correction. For Total Technological Ease Advanced shock training is highly effective but incredibly simple to use. Connect with up to 2 dogs in one session, making for a fun but productive play date. Send different signals to each pet, and quickly change stimulation settings as needed.Be the Master in CommandArf Pets all-in-one training package also includes batteries, a test light tool, and a nifty wrist strap so you can hold onto your remote while running about with your pooches. A BONUS guidebook steers you to advanced tricks and commands.