Estes Model Rocket Altimeter
A must have for all rocketeers! And a great price too. The Estes Altimeter has a 4 digit LCD read out and displays in English or metric units. Accurately measures model rocket launch altitudes from 0 - 9999 feet (0 - 3000 m) and can store up to 10 consecutive flights! One-piece fully assembled unit and weighs .42 oz. (12 g). Includes replaceable alkaline battery.
Includes: 1 - altimeter, 1 - alkaline battery and instructions.