For 1 to 100 Players! Pass the shock ball amongst you and your friends or work colleagues. The shock ball will randomly shock an unsuspecting victim. If you drop the ball, you are out. Last person standing wins the game. The shock ball emits an electric shock between 10 - 30 seconds. The shock ball will glow when a shock is being emitted. Two 1.5V AAA Batteries are needed but not included. Recommended for person Ages 14+.