The Estes AltiTrack altitude tracker is suitable for use in determining the maximum altitude reached of a launched model rocket. It has sights for tracking the rocket and a trigger-locking degree wheel to save the altitude reading.Estes manufactures model rocket kits, launching equipment, and rocket...

Follow the rocket in the sights to apogee, release the trigger to lock the reading. It is that easy. Use two Altitraks for greater accuracy.