The most popular GPS units on Amazon right now (Summer 2020 edition) – GolfWRX
Amazon.com: GoGolf GPS Clip On Handsfree Bluetooth Golf GPS Rangefinder to Track Distance of Your Last Shot and Yardage to Greens : Electronics
Amazon.com: Bushnell iON Edge Golf GPS Watch Black with 38,000 Courses and auto-Course Recognition, GreenView with Wearable4U Lens Cleaning Cloth Bundle : Electronics