Features: HIGH QUALITY MATERIALS:Be made of ABS material, non-toxic and safe.Pure natural chicken feathers, environmentally friendly and non-toxic. USB charging system, environmentally friendly and convenient. POWERFUL AND SILENT: Small size but with long-term power, silent motor, providing a good environment for the pets. ATTRACTING CATS\' ATTENTION:Captivate your cat\'s attention and satisfy its hunting instincts with a unique stimulating cat or kitten toy, rotate 360, accompanied with the bell sound, induces the nature of hunting. HELPS KEEP YOUR CAT NIMBLE, PHYSICALLY FIT MENTALLY STIMULATED:Focused, interactive play can improve your cat\'s overall wellness and happiness. Only suits for cat tree, the suitable thickness 2.5cm. WORRY FREE WARRANTY:Any problem, please contact our store without hesitation. Honor to serve you!