google-play-badge_256     Interface is a simple and addictive 2D puzzle game. To complete the puzzle simply connect and make free flow of electricity from power hub to power banks. . Just touch to set the direction of any connection line. Highlights: 1. Available in different grid sizes. 2. Unlimited Time. 3. Attractive Design and fx. 4. Comfortable play with one hand-one finger 5. 400 free puzzles.