Description: 【Multifunction chess board】: smart 4 in a Row Game is a combination of fun and learning. Suitable for children aged 4 and above, it is an ideal gift for children 【Material and size】: 14 in 1 Smart Board Game is made of ABS, silicone and electronic components to ensure durability and lifespan, compact size of 16.9cmx14.4cmx1.4cm, easy to carry 【Capacity】: Five in Row has a built in 600mAh, which can provide long game time and ensure uninterrupted fun 【Diverse gameplay】: Electronic Board Game has 14 different games, including Gobang, Four in a row, Go, Checkers, Board, Whack a , Memory Game, etc., all of which have single AI and two player modes. These games help improve spatial imagination as well as logical thinking observation skills, concentration and memory 【Package Included】: Each package comes with a Strategy Board Game, a USB cable for charging and an instruction manual to guide you to play various games on the board Size Chart: 16.9cmx14.4cmx1.4cm/6.65inchx5.67inchx0.55inch Package Includes: 1 Electronic Board Game 1 USB cable 1 manual Note: 1.This is not infant toy , please take away from children to avoid eating. 2.Please allow slightly errors 1-2cm differences due to manual measurement.