5 inches and is compatible with Polar Vantage M

Note: Other items pictured are not included

The elastic design allows for a perfect fit

and Amazfit Falcon is an excellent choice

lcw45 50 003 Color:Black 5 inches and is compatibleThe Huami Amazfit GTR 4 GTS 4 Portable Waterdrop Shape USB Charger is compact and designed for easy portability with a hole for lanyards and keyrings. It features a plug and play USB port compatible with devices that have USB power supplies, like laptops and power banks. Weighing only 9g and measuring 6cm x 4cm x 1cm, it supports various Amazfit models, including GTR 4, GTS 4, and others. Product Description This portable charger for your Huami