Disclaimer: The walking speed scale is an approximate system to measure walking/ hiking speed. Conditions such as personal fitness, terrain, weather conditions and other factors can drastically affect the walking/hiking speed of a person. The compass is a basic orienta- tion device and the presence of alternate magnetic fields could affect accuracy. Luminox cannot be held responsible in any way for the use or misuse of the walking scale and the compass device, or any and all liabilities resulting from such use.