Feature 1.Time display, stopwatch, step counter, calories, distance, sleep monitoring, raise the screen 2.Sport mode, call reminder, message reminder, sedentary reminder, anti-lost reminder 3.Do not disturb mode, shake photo, find bracelet 4.Full measurement, WeChat exercise, heart rate, blood pressure, blood oxygen 5.Health Weekly, Language match, OTA Upgrade, IP67 6.Can receive notifications from Facebook, Twitter, WhatsApp, WeChat, etc. Specifications Product Name:Smart Wristband Color:As shown in the pictures Material:Zinc Alloy, ABS, PC Band Material:Silicone Screen Size:1.3inch Waterproof Grade:IP67 Bluetooth :V4.0 Battery Capacity:150mAh Compatible System:For Android / IOS Charging Method:USB Charging Sensor:Gravity Sensor 3 Axis Languages:English, Chinese, Japanese, Turkish, Spanish, German, Russian, Finnish, Arabic, French, Malaysian, Indonesian, Korean, Portuguese, etc. Package Included Smart Wristband User Manual Note 1.Do not use in hot water. 2.This product is waterproof to IP67 and can be used for waterproofing, not diving, or soaking in water for a long time. 3.Please ensure that it is fully charged for the first time. If the power is too low to start, please charge 2-2.5 hours.（Please read the user Manual before use.） Overtake your expectations: featuring a 1. 3 Inch large touch screen that allows you to understand your health more intuitively by displaying your sports data vividly and in a way that is easy to understand. Meets IP68 water Standard requirements, this Letsfit smartwatch also lets you avoid any troubles when swimming or working out in the rating Protect & monitor your health: Our Letsfit activity watch includes a bunch of new features, including: music control, even Stress training. Making it more than just a health tracker Affordable & Functional: Like most traditional health trackers, Lestfit Smart Tracker can monitor your steps, calories burned, sport mileage, and sleep quality status 24 hours a day whilst syncing with our VeryFitPro app. Your device can also enjoy up to 10 days of battery life per full charge Call & message notifications: Receive and read SMS messages and SNS notifications straight to your device (including Facebook, twitter, WhatsApp, LinkedIn and Instagram). you can even hang up incoming phone calls straight from your wrist