【3 Selectable Modes & 7 Levels of Sensitivity】The adjustable bark collar has 3 modes - Vibration/Sound/Shock. The three modes can independently adjust the intensity (0-7). You can choose the most appropriate level based on how your dog reacts to different regimens. This dog bark collar effectively stops your dog’s endless barking, so you won’t be disturbed by your neighbor’s barking and whining! 【Suitable for all dogs】The Smart Small Dog Anti-Bark Collar comes with adjustable shoulder straps from 19-62cm. It can be carried by small dogs up to 3 kg or large dogs up to 54 kg. The neckline is simple and light, and the black shell matches all hair colors. Dogs respond to different levels of stimulation and you can choose the most appropriate level depending on the effect of stopping barking. 【Waterproof and Rechargeable】The dog collar is made of a IP67 waterproof material, so you can take your dog for a walk on the beach and in the drizzle. This anti-bark collar comes with a built-in
