Black PRO TREK digital watch with water resistance. It also receives radio waves well. I'm selling it because I wasn't confident I could use it to its full potential. It was used frequently, and the band is slightly worn. Please understand this before considering a purchase. - Model Name: PRO TREK - Color: Black - Display Type: Digital - Features: Water resistance - Band Material: Rubber It is water-resistant and a solar-powered radio-controlled watch. Please use it for outdoor activities, mountain climbing, etc. Thank you for looking.