Wheel Size: 12"Extended Height: 41-1/4"Collapsed Height: 22-1/4"Durable Aluminum Construction, Protected By Rubber And PlasticDual Spring Kickstand For Easy Standup5 Digit Counter Measures Up To 10,000 ft. With Accuracy OF +/- 1" At 100'Includes A Fitted Reset Switch Which Prevents Sand, Dirt Or Debris From Entering The Housing