Dog Citronella Anti Bark Spray Collar Training Stop Barking Humane RechargeableDog Citronella Anti Bark Spray Collar Training Stop Barking Humane Rechargeable Collar Description: IPX3 rainproof the receiver can be used in the dog drinking water or rainy days. Accurate Bark Detection for Small Medium Dogs Auto Sensing modes to STOP BARKING Dual chip Design Anti false trigger, it will save you from worrying about any outside sound that will affect your pet. The machine should promptly and accurately remind pets. Sprays Harmless