Features: Start when it is started, the toy will go to sleep after running for 3 minutes, and it will be triggered again after the cat touches its. The wheel and head-of the product are made of soft silicone material, so the product moves silent, with less noise and is not afraid of collides. The tail glitter during use, especially in night, attracting cats to running and chasing. 220mAh battery, long battery life and more durable product. Fasts and slow shift, fast-act, free forward and backward, automatic steering. Specifications: Material: Silicone, ABS-materials Size: Approx. 5.8x6.5cm/ 2.28x2.55in Color: Blue, Pink, Yellow Package Includes: 1pc Electric Cat Mouse Toy note: 1: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2: Due to the differences between different monitors, the picture may not reflect the actual color of the item.