Upgraded Button: Sliding button design, no need to keep pressing the button, you can also exercise the cat's body, train the cat's agility, let them grow up healthy and deepen your relationship with your cat and dog. USB Charging: When charging, just twist the charging port, the USB will be exposed, when not in use can be retracted, no need to buy batteries. This is very environmentally friendly, the charging indicator goes off, indicating a full charge. Durable Material: Indoor cat and dog toys with stainless steel shell, anti-shedding tape, use more durable. Rich Pattern Design: Adjust the funny cat toy pointer to the red light state, you can easily switch gears to get interesting patterns, funny indoor cat toys can print red dots/mice/smiles/stars/butterflies on the ground, a variety of pattern changes to stimulate your pet's interest, kitten indoor toys will never let your cat get bored. Easy to carry: Mini cat toys, easy to carry, can easily put in your pocket or bag, replenish the use anytime, anywher