k22 is a new upgrade one. With 400mAh Big Battery, its standby time supports to 25-30 days. 3 multipurpose color options make it more fashionable and versatile. And it supports custom watch dials, you can follow your mood and customize your own watch faces. Heart rate, blood pressure, blood oxygen, steps, mileage, calories, everything you want to know, it can tell you. It also supports multiple languages, timely information reminders, so you won't miss important texts. And a fun little game YOUNG BIRD GAME has been added to K22, you can avoid obstacles by touching the screen, which allows you to have fun anytime. Features : 1.1.3inch Touch Screen + Convenient Button Operation + Sports Wear-resistant Shell 2.22mm Detachable Strap, Suitable for all 22mm Universal Watch Band 3.App QR Code on the watch, Easily to download the App 4.400mAh Big Battery, Standby Time for more than 30 days 5.Custom Watch Dials, Design Your Own Fashion 6.7x24h / Automatic Heart Rate Monitor 7.Blood Pressure & Oxygen Monitor 8.Real-time Weather Display 9.Convenient Music Control 10.Fun YOUNG BIRD GAME 11.GPS Run Route Track 12.Theater Mode 13.bluetooth Call Packaging Includes: 1* Smart Watch 1* Charger 1* User Manual