Take a deep breath and relax because the official Rick and Morty Wacky Waving Inflatable Mr. Meeseeks is here to help you out!SPECIFICATIONS: 18-inch waving Mr. Meeseeks with fan in base to make him dance, wiggle, and shake for when you remember that "existence is pain" (batteries not included)ILLUSTRATED MINI BOOK INCLUDED: Learn more about your Mr. Meeseeks with this 32-page tongue-in-cheek "user manual" complete with full color illustrationsPERFECT GIFT FOR Rick & Morty FANS: Display on a shelf, desk, or bookcase and show off your love of Mr. MeeseeksOFFICIALLY LICENSED: Authentic Rick and Morty collectiblePLEASE NOTE: This product can be powered by a 9-volt battery or by a specific AC adapter. (Battery nor AC adapter included with purchase.) Please read and follow the instructions included in the box to ensure optimal performance. If using a battery: A rechargable Ni-MH battery is recommended for best performance and is a more cost-effective alternative to a common Alkaline (single-use) battery.If using an Alkaline battery, it must be NEW. Refer to product information sheet included in box for recommended brands.DO NOT use a Carbon-Zinc battery (often labeled "Heavy-Duty"). This type of battery cannot produce enough power to operate the motor.To get the most life out of the battery, use in intervals no greater than 5 to 10 minutes. Operating in this manner will yield approximately 45 minutes of use.If your tube guy begins to get stuck in a downward position, it is time to replace the battery or recharge if using a rechargeable battery.If using an AC adapter, it must follow the below specifications: Input: AC 100-240V (50-60 Hz)Output: DC 9V (1A or 2A)RICK AND MORTY and all related characters and elements (c) & (TM) Cartoon Network.