Product Details:Water Resistant to 30mEasy-to-read displayINDIGLO® night-lightSize: LargeTimer12/24 hour timeMonth/dateAdditional Features:One-Year Warranty2 Year Battery LifeAutomatic activity reviewWorkout reviewHeart Rate Monitor:Continuously tracks your heart rateElapsed workout time is automatically recordedRecalls activity time and average, peak, and maximum heart rateComfortable, lightwei