The Forerunner offers athletes and recreational walkers/runners an entry-level personal training device with GPS sensors that provide precise speed, distance and pace data. They are a compact, waterproof, lightweight, accurate training assistants with performance tracking, auto-lap, auto-pause and more. Forerunner 101 runs on 2 AAA batteries and has larger unit dimensions. Forerunner 201 has PC interface capabilities and runs on rechargeable lithium batteries. Forerunner 301 adds a wireless digital coded heart rate monitor (coded so signals won't cross another unit) and Garmin Training Center software to the features of the 201.
201: 3.3" W x 1.7" H x 0.7" D; Weight: 2.75 oz
301: 3.3" W x 1.7" h x 0.7" D Weight 2.75 oz
WATERPROOF: Submersible 1 meter @ 30 min.
Virtual Partner allows you to train against a time or pace you select
Calculates calories burned based on body weight, distance traveled & slope changes
Auto records lap histories by day or week, stores approximately 2 yrs of data
Navigation capabilities allow to mark locations, find locations and navigate back to starting point. Up to 100 waypoints
101: 3.3" W x 1.7" H x 0.9" D; Weight: 2.3 oz