Plug-in interface: USB

yellowish brown

the top right corner from top to bottom round button is a key to open the search

Style: European and American retro

Smart Bracelet with Fitness Tracking & Daily Activity Features Style:USB Plug-in interface: USBProduct information: Applicable platforms: Android platform, Apple iOS platform Screen size: 1. 1 inches Battery capacity: 160 mAh Wearing method: wrist strap Operation mode: touch + button Interface: USB 2. 0 Wireless distance: 5m 10m Additional functions: step counting, mobile positioning, smart reminders, BP monitoring, heart rate, blood oxygen detection Note: It just provides relatively continuous readings and should not be treated as a