The Saitek Mephisto Junior Master Chess Computer is the ideal compact table-top chess computer to help you learn chess! It is simple design and ease of use makes it easily accessible for chess players of all ages. With 64 different playing levels, 11 teaching modes and the ability to experiment and learn from the computer, it is ideal for those looking to take their game of chess to the next level. Playing strength of up to 1400 USCF. Requires two AA batteries (not included).