Lighton Duo is a Challenging Puzzle Game.The goal in each level is to assemble the circuit and turn on all the lights. 50 hand-crafted levels; Choose any level to play; A fun puzzle game (even for those who have no knowledge of electronic circuits); Made for Sokoban style lovers; At some levels, it is possible to assemble the circuit in more than one way; If you make a short circuit on battery, it will explode. (Be careful).