Customer First: Each product is strictly tested after it is made to minimize the appearance of defective products. If you have any questions about our products, please contact us immediately.If you notice a severe reduction in the light level, please take care to replace or recharge your pointer battery.Multipurpose: This is a laser toy for cat and dog pet training interaction or teaching remote control. Super easy to carry around. This laser pointer demonstrator can be used for teaching, demonstration, conference, entertainment, cat teasing, etc.Class I Power output<0.39mW Range300 feetPackaging: The cat toy is powered by 2 AAA batteries(the battery is not included in the shipment)which have a longer battery life than button batteries, and you can easily buy these batteries at your local store.