About
Reviews (4)
Oct 09, 2018
a good friend in long trip
Battery lasts longer than half a year, no problem in long trip.
Display of altitude is easily affected by change of atmospheric pressure
Dec 19, 2018
they are rather cool
They fit me very well. I feel rather cool than warm with them because they dissipate sweat well and take away body temperature. I recomend them to use in summer.
Oct 09, 2018
terrible
Deficiency of brightness is as expected from its price. Metallic burrs are out here and there, terribly dangerous.