- Keep unfriendly dogs away; protect yourself from dangerous dogs while walking, jogging, or bicycling.
- Stop dog approaching you before it can bite you; A good protector for yourself.
- Also can be used to train dogs and bring you more fun; Need a 9V carbon battery (not included).
- High Quality Waterproof Material.Whether it is sunny or rainy day, just turn on the switch and you will not get the trouble of barking.