Dog Anti-Barking Collar Pet Automatic Bark Stop Collar Sound Static Shock Collar With 5 Sensitive Levels Rechargeable Waterproof

1) With battery charging circuit, energy-saving design, and automatically self-protective features.
2) Not being easily disturbed by other noises.
3) The model PD 258L is suitable for most middle-large size dogs. Model PD 258S is for most middle-small size dogs.
4)Sensitivity can be adjusted with five levels.
Quick Starting Guide
1. Patented design with small and fine of meniscus shape.
2.Waterproof (normal work in rain), Rechargeable ( 2 hours rapid charging + 30 Days last up+ 1 year stand by )
3. 2 training modes: beeper and static shock.
4. 7 different combinations of beeper and static shock to train dogs effectively.
5. Intelligent protection function (work 10 seconds off a minute). 
6. Easy and convenient to test the functionality and sensitivity by blowing.
7. 5 levelsof sensitivity adjustment by+ and -buttons to be suitable for different dogs.
8.Adjustable leather leash from 6" to 30" to suit for different dogs: small, medium and large
Training Instructions:

1)When dog barks, the anti-bark collar will alarm for 2 seconds.
2)Within 30 seconds if the dog barks twice, the anti-bark collar will alarm for 3 seconds.
3)Within 30 seconds if the dog barks third times, the anti-bark collar will alarm for 5 seconds with slightly static shock the dog for punishment training, and encourage the dog remember the alarm sound in order to make the dog stop barking once hearing the alarm.
4)The same training will continue 7 times. The first and second times are only alarm sound, and if the dog continues barking, it will trigger the third and seven times alarm static shock. The static shock intensifies every time in order to correct. Don't worry and the static shock won't hurt the dogs .
5)The dog will enhance the memory every time the static shock intensifies, and will quickly understand the shock as punishment because of its barking. There will be very good effect after sometime training.