GARMIN Forerunner 255, GPS Running Smartwatch, Advanced Insights, HRV Status Smartwatch (Grey Strap, M) No Restock It also has micro-USB port

It also has micro-USB port that allows it to work as power bank to charge your cellphone

Simplicity on a grand scale

Bluetooth True Wireless Connectivity

(included) Item model number HD 458BT Special Features Noise cancelling Mounting Hardware HD 458BT Wireless Headphones

GARMIN Forerunner 255, GPS Running Smartwatch, Advanced Insights, HRV Status Smartwatch (Grey Strap, M) No Restock It also has micro-USB portFeatures Built with a slim design and an always on, full color display thats light on the wrist and easy to read even in direct sunlight with available sizes of 46 mm and 41 mm Forerunner 255 provides up to 14 days of battery life in smartwatch mode and up to 30 hours in GPS mode for a full picture of your health from sleep to training Morning report summarizes your sleep, HRV status and daily workout suggestion in one place as soon as you wake up