1. Press button to switch colors, one press one color, overall 7 fixed colors, 4 flash light, total 11 mode.
2.After long trip,trekking, the battery power will be running out,and you will need to reactivate battery!
If the batter is completely run out, activate the battery by USB cable for 2 -3 mjnutes, then pull out, and charge it by USB once again, Keep charging it over and over again for 2-3 times, the battery will be activated! The normal charge time is 2-3 hrs, please avoid to be charged by PC USB to prevent damage to chip, use home-use plug in! After several rounds of waterproof test, The results prove that: LED light waterproof performance is very good!
Upper Material:Soft Pu,breathable
Lining Material: Cotton Fiber
Velcro in way
Measurements are the maximum size,please allow appr ±0.5-1cm tolerance. Compare the chart size with your feet length carefully before ordering. We strongly demand: according to our size chart to choose the most appropriate size! This is very important, thank you for your understanding and cooperation.
About global Ship: Estimated Delivery Time:12-20 days (There is exclusive of Handing time 3-5 days)