Garmin is an American wearable and smartwatch company. Garmin Forerunner 45 is also one of its popular smartwatches. It comes in two sizes, 39mm and 42mm, respectively. It has a stylish and reflective display with chemically toughened glass. Its features include ANT+, GPS with Galileo and GLONASS satellite communication, and a wrist-based heart rate monitor. Now, talk five deep into this topic,