Experience Zeblaze's Swim GPS Swimming Smart Watch! This watch is ideal for pool & open water swimmers, and is equipped with a Built in GPS & 24H Health Monitor. Compatible with the Zeblaze Fit app, it features Multiple Dials, Screen Shape, Style, & Mechanism. Enjoy a Wireless & Waterproof Grade with a detachable band, plus an onboard ROM & RAM of 128MB & below. Plus, you'll enjoy up to 14 language options! Monitor Blood Oxygen, Sleep, & Heart Rate with a Resolution of 240*285 Pixels & a Weight of 38 grams. Embrace its incredible, interactive features & its 300-450mah battery capacity!