Feature:1. Long Lasting Battery Life: Built in a high capacity rechargeable battery, this AI battle intelligent chessboard ensures extended gaming sessions for uninterrupted fun.2. Diverse Game Collection: Featuring a variety of chessboard games and modes, providing a plethora of different experiences and colorful gameplay options for endless entertainment.3. Stylish Rounded Edging Design: The 3D rounded edging design not only enhances the aesthetic appeal of this intelligent chessboard game but also offers a comfortable grip and easy accessibility.4. Clear Speakers: Enjoy crystal clear sound effects and accurate timing in battle with the premium speakers that provide accurate second by second voice prompts for timed matches.5. Exclusive AI Training Partner: With the AI intelligent training companion included, children can practice and play without the need for parental guidance, receiving voice encouragement to stay motivated and engaged.Specification:Item Type: Smart Board GameMain Material: ABS, SiliconeAge Range: 4 years and aboveBattery Type: Lithium BatteryBattery Capacity: 600mAh(built in)Size: Approx. 144 x 169 x 14mm / 5.67 x 6.65 x 0.55in.Package List:1 x AI Chessboard1 x Charging Cable1 x User Manual