Anti Barking Control Device, Rechargeable Mini Ultrasonic Dog Bark Trainer

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Open Box Item - Like New or Great Condition<br>1. Fully charge device before using for the first time.<br>2. Do not use the device underwater.<br>3. The device won’t work while charging.<br>4. If the device hasn’t been used for more than a month please fully charge before using. If the device doesn’t work try restarting.<br>About Turning the Device ON/OFF<br>To turn on the device, press and hold the “POWER” button for 3 seconds. When you hear a beep and see a flashing green number, it will indicate that the device is turned on, after which the number will disappear. To turn off the device, press and hold the “POWER” button for 3 seconds until you hear two beeps and turn off the power.<br>Sensitivity Settings<br>You can adjust the sensitivity from 1 - 4 by pressing the sensitivity button. Level 1 is the lowest sensitive and level 4 is the highest. Level 1 - Ultrasonic Frequency 15KHZ, digital display 1 with 6 seconds Level 2 - Ultrasonic Frequency 20KHZ, digital display 2 with 6 seconds Level 3 - Ultrasonic Frequency 30KHZ, digital display 3 with 6 seconds Level 4 - Ultrasonic Frequency will emit 1-3 levels, 3 different ultrasonic frequency sounds with 6 seconds, digital display 4.<br>