Intelligent Chess Set: Enhance your logic skills with this chess board, featuring 200 teaching practice positions and 18 game levels from passive to active. Includes a simple chess guide for beginners. Children's Electronic Chess: Prepare for your next match and improve logic skills with this electronic chess set. Suitable for children and adults to play against, with three game modes: training, competition, and human. Light Up Design: This chess board with built in chess engine and coach illuminates all possible moves based on strength, making learning and improving chess faster. Performance intensity exceeds 1700 ELO. Computer Gaming: Chess computer with sensor board and innovative round LEDs for indicating moves lets you fully concentrate on the board and pieces without looking at a screen. Play like playing against a real person for beneficial skill development. Magnetic and Portable: Easy storage with pieces that can be placed on the board. Suitable for home, office, school, or travel. Specification Item Type: Electronic Chess Set Material: ABS Battery Type: Lithium Ion Battery (Shipped with Built in Battery) Battery Capacity: 2200mAh Package List Smart Chess Board 32 Chess Pieces