What is cat Ringworm ? Cat Ringworm is a highly contagious skin and mucous membrane disease. It is not only easy to infect cats, but also easy to infect people. However, cats have multiple skin problems. Some cat owners cannot tell whether the cat's skin problem is cat Ringworm. So how to judge whether a cat is suffering from moss, and how should the owner handle it correctly after cat moss? Use our products directly on pet skin. If the skin fluoresces, it is cat moss. How to confirm? Brightens when exposed to the product. When the cat owner is not sure whether the cat's skin problem is cat Ringworm, if the cat grows Ringworm, the affected area of the cat will turn green under Wood's light. This basically confirms that the cat has cat Ringworm . Professional detection light: The lamp specially designed for detecting cat Ringworm can easily detect whether your cat has cat moss. Built-in lithium battery + charging indicator, USB fast direct charging. Strong compatibility, fast charging, convenient, safe and practical Convenient storage: It is very compact, can be carried in a pocket, and has a waterproof design. The best gift: This is the best pets. Are you worried about your pet skin diseases under the hair? Buy it for your friends and Colour: black Material: aluminum alloy Size: 13.5 x 2.7cm Package Contents: 1 x Detection lamp 1 x usb data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.