IFANZE Bark Collar with Beep Vibration and Shock for Small Medium Large Dogs Anti Barking Device Rechargeable, Automatic Bark Collar Back Pain Muscle You can adjust the speed

You can adjust the speed according to the air quality in the room to improve the air quality

1000 lumens high brightness

DO NOT pull the strap directly from the connector

and compass

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IFANZE Bark Collar with Beep Vibration and Shock for Small Medium Large Dogs Anti Barking Device Rechargeable, Automatic Bark Collar Back Pain Muscle You can adjust the speedProduct details Vinsic Automatic Bark Collar with Shock and No Shock Mode The device detects dog's bark and then automatically beeps & vibrates (or & shocks) To help dogs understand the cues, it will keep silent for 2 minutes after a working circle and then restart if there still are barks (under the shock mode) Your pet dog can quickly find the association between them, and stop barking to avoid activating the device Absolutely a most instant and