M4 Wristwatch Fitness Color Screen Smart Sport Bracelet Activity Running Tracker Heart Rate For Children Men Women Watch Hours Brand Name: vaiquela Water Resistance Depth: 3Bar Style: Fashion & Casual Movement: Digital Case Material: plastic Clasp Type: Buckle Origin: CN(Origin) Band Length: 26cm Dial Diameter: 19mm Band Material Type: Silicone Model Number: M4 Case Thickness: 11mm Feature: Stop Watch Feature: Back Light Feature: Shock Resistant Feature: Luminous Feature: Water Resistant Feature: Week Display