Oh1 Sensor Color:Black This ultraperformance GPS smartwatch features

This ultraperformance GPS smartwatch features a lightweight design and incredible battery life with solar charging that lasts up to 320 hours in GPS mode (assumes continuous use for entire period in 50

Compatible with single-speed bicycle chains including 1/8”

The clean and understated design language looks appropriate on trails

5) SIZING: · 39 – 48 in whole sizes only

Flat-Forward Platform - Allows ease of movement on the saddle

Oh1 Sensor Color:Black This ultraperformance GPS smartwatch featuresFOR ALL YOUR SPORTS ON LAND AND IN WATER Polar OH1 is an optical heart rate monitor that combines versatility, comfort and simplicity. You can use it both as a standalone device and pair it with various fitness apps, sports watches and smart watches, thanks to Bluetooth and ANT+ connectivity. The Polar OH1 + product package includes a swimming goggle strap clip for easy use in the pool.