Garmin Forerunner 645 Multifunction GPS Smart Watch Outdoor Sport bluetooth Activity Tracker

Specification: Product Size 42.5x 42.5x13.5mm Weight 41.8g Strap Size 20mm Screen Size 1.2" (30.4mm) Screen Resolution 240 by 240 Pixels Battery Life Watch Mode: 7days; GPS Mode:14 hours Waterproof 5ATM Connection Type bluetooth ANT+ Wi-Fi GPS+GLONASS Yes Alert Function Yes Timer Yes Accelerometer Yes Thermometer Yes Optical Heart Rate Yes Gyroscope Yes Barometric Altimeter Yes Electronic Compass Yes Garmin Pay Yes Face It Yes VIRB Control Yes Virtual Partner Yes Calendar Yes Music Control Yes Mobile Phone Back Yes Intelligent Notification Yes LiveTrack Yes Match Prognosis Tool Yes Training Load Yes Training Plan Yes Training Effect Yes Max Oxygen Uptake Yes Heart Rate Zone Yes Heart Rate Push Yes High-order Running Dynamics Yes Power Saving Mode Yes Track Back Yes Total Ascent/Descen Yes Support Varia Yes Swolf Yes Bicycle Speed and Frequency Sensor Yes Package Included: 1 x Garmin Forerunner 645 Smart Watch 1 x USB Charging/data Cable 1 x User Manual