Featuring a timer challenge and auto shut-off / Comes with complete instructions / Requires 2 'AA' batteries included Play a classic game of solitaire anywhere with Pocket Arcade Solitaire! Featuring a timer challenge and auto shut-off, this handheld game measures approximately 5" x 3" with a 2 1/4" x 1 1/4" screen. Requires 2 'AA' Batteries (included) and comes with complete instructions.