Perfect Pointer-? Add a healthy dose of humor to your classroom management strategy! Unique pointer-?s sounds and lights reward positive behavior and discourage negative conduct. Great for focusing student attention and motivating participation. Push buttons to hear 10 hilarious sound effects and change the light-?s colors. Extra-long pointer reaches any classroom display. Adjustable volume. Includes Activity Guide. Compatible with some pressure-sensitive interactive whiteboards. Measures 22"L. Requires 3 AAA batteries- not included.