Specifications

Dog pest repeller collar
1.Adjustable stretch collar
2.Ultrasonic theory
3.Harmless, effective and long service life 
4.Most effective and safest way to protect your pet from any dangerous pests.
5.Using no odors or chemicals, it delivers a continuous pulse that fleas, ticks, and mosquitoes.
6.Can hang to the pet neck directly.
7.Unit size: 6.5 x 3.2 x 1.5cm.
8.Use 3pcs AG13 button battery