[Collar] The remote control dog bark collar adopts buzzer, vibration+buzzer and spray+buzzer modes to stop unnecessary barking and cultivate gentle behavior. These variable simulations can be matched to temperament of your dog. [Harmless and Humanized Training Aid] The dog anti-bark training collar adopts physical treatment and harmless lemongrass spray to make the dog obey, stop and correct the dog’s inappropriate behavior and achieve the same or better effect than the trainer. Effective, harmless and humane.A Three functions, five-speed adjustment Environmental protection ABS plastic, the receiver is 400 meters waterproof and controllable distance, can penetrate 4 walls, breathing indicators, full sense of technology, rechargeable lithium battery, charging interface USB, white light LCD display, clear and intuitive environmental protection TPU collar, free cutting The receiver and the remote control automatically go into standby [USB charging, I] The dog collar has a built-in