Universal Magnetic USB Charging Cable, 2-Pin USB, Compatible with Devices from 3.5 to 11 mm (3.5-11 mm)

USB Charging Port: The smartwatch features a convenient USB charging cable that ensures efficient and safe charging for your device.
Magnetic Power Charging: Enjoy effortless charging with the magnetic connection that automatically attaches to your device. Simply press it, and it stops charging once fully charged.
Pure Copper Wire: This smartwatch uses pure copper wire for stable and reliable charging. The copper wire is wear-resistant and designed for longevity without breaking easily.
Multiple Charging Options: With its USB port, this smartwatch offers versatile charging options, accommodating various USB devices for your convenience.
Compact and Portable: Designed to fit on your thumb, this lightweight watch is easy to carry, allowing you to travel without the bulk of oversized charging docks.