Thank you for viewing. This is the GreenOn A1 II, a golf smartwatch with GPS functionality compatible with Michibiki L1S, achieving 1-meter accuracy. It's the Golf Watch A1 II. By syncing with the dedicated app (GREEN ON), you can manage scores, track shot trajectories, and review summaries. This is a used item, but it has no noticeable scratches or stains. It has been used about 20 times and was handled with care. The battery is fully charged and has plenty of capacity for a round of golf. - Model Name: GreenOn A1 II - Accessories: Charging cable, instruction manual - Functions: GPS function, golf score management - Color: Black - Display Size: Approximately 1.34 inches It has various functions such as automatic course and hole detection, all-in-one screen, distance display to the green and pin position, simultaneous display of 2 greens, course layout display, green direction display, approach screen, green screen undulation display, rule-compliant mode switching function, distance measurement, and elevation difference screen. Thank you.