HAVIT CHILDREN SMART WATCH M90, WITH 2 STRINGS GREEN AND BLUE

Colorful and transparent band, showing youthful  vitality.Stylish contrast design, a variety of straps for you to  replacePersonalized sports customization.Customize the time and distance  you want to exerciseIP68 waterproof ratingPassed 500 drop tests,High  elasticity material protects the main body,shockproof.Monitor daily steps,  distance, calories.Monitor your blood pressure, blood oxygen, heart rate  anytime, anywhere. Chip: DA14585Materials: PC+TPUScreen  size: 1.14″Resolution: 240 x 240Battery: 120mAhWaterproof  rating: IP68Heart rate detection, sleep detection, step counting,  calories, distance