5 ATM Waterproof Smart Watch With Fitness TrackingProfessional Waterproof: Water Resistant 5 atm or 50 m, Suitable for swimming, white water rafting, non snorkeling water related work, and fishing. 24 hours real time sport monitoring: walking steps, walking distance and energy consumption etc data is always at your fingertips. The watch will bleep to remind you when incoming call or message in your work time. Super long standby time, no need to charge: Normal standby time is 8 months, last more than