Experience the excitement of Sudoku anytime, anywhere with the Illuminated Sudoku Electronic Handheld Game from Techno Source. This handheld game has captivated players worldwide, earning accolades like “It’s a global sensation!” from USA Today.

Packed with over 1 million puzzles, this game fits perfectly in the palm of your hand, offering endless entertainment. Its fully illuminated screen allows you to enjoy playing at any time, day or night. The innovative Notes feature enables you to enter multiple placeholder numbers, enhancing your strategy as you tackle challenging puzzles.

You can easily input puzzles from your favorite sources, ensuring you always have new challenges at your fingertips. The built-in tutorial mode is perfect for beginners, while the game offers both beginner and advanced modes with four difficulty levels each.

With simple rules that require no math—just complete the grid so that every row, column, and 3x3 box contains the numbers 1 through 9—it's easy to pick up and play. Compact and portable, this electronic game is ideal for Sudoku lovers on the go. Get ready to challenge your mind and sharpen your skills with this must-have puzzle game!