USB Rechargeable Waterproof Dog Bark Collar With Vibration And Beep, Gold - Gold

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1. Function: ultrasonic + electric shock + sensitivity adjustment2. Press for 0.5 seconds to turn on, long press to turn off, 7 levels of sensitivity adjustment, 3 indicator lights at the same time is 7 levels, 1 to 6 levels and so on.3. Function key adjustment, one of the functions can be turned off, or it can work at the same time.4. Using a large-capacity 600mAh lithium batt...