Speed and distance GPS sensor with adjustable armband and user replaceable *A* battery
Designed for indoor/outdoor crossing training
Calculates speed within 0 to 18.3 miles per hour
Operates on 5kHk transmission and uses SiRF Star III technology for accurate GPS readings
Compatible with Polar RX300, FT80, and FT60 training computers

Technical Details

Size (LWH): 11.65 inches, 3.86 inches, 1.89 inches
Product Details
Product Dimensions: 11.65 x 3.86 x 1.89 inches
Shipping Weight: 0.49 pounds (View shipping rates and policies)
ASIN : B005F5J3JY