Our The Pethouse Negative Ion Infrared Pet Electromagnetic Physiotherapy Collar through its own emitter can ionize can produce negative ions, but also can gather the negative ions in the air. These negative ions can effectively detoxify the blood and enhance skin resistance, which can make pets less prone to allergy or inflammation symptoms and avoid hair loss and ringworm spots due to infection. These negative ions have the same inhibiting effect on parasites in the pet's body, killing parasites such as nematodes and eventually expelling them in the form of feces. Far infrared light generally refers to the light waves located in the region of 15~1000ľm on the spectrum, which belongs to the wavelength range of infrared light. It is located on the outer side of the red light of the visible spectrum and is invisible light. It has a strong penetration and radiation, with significant temperature control effect and resonance effect, it is easily absorbed by the pet's body and converted into internal energy of the body. The far infrared rays generated by the infrared wave core inside the collar band can unclog pores, improve cellular vitality and stimulate the effect of hair follicle cells to grow new hair. The Pethouse Negative Ion Infrared Pet Electromagnetic Physiotherapy Collar! In addition, pets are prone to injuries during running and playing, especially soft tissue injuries, fractures subcutaneous bleeding, etc.. The effect of far infrared rays can ensure that the blood from the wound is absorbed as soon as possible, play a role in eliminating bruises and bruises, helping wounds, scars, adhesions, etc. to heal. The Pethouse Negative Ion Infrared Pet Electromagnetic Physiotherapy Collar! OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.