The A2 is a smart GPS watch that offers features such as green undulation, color touchscreen, customizable pin placement, and slope. The stylish A2 gives yardages to green front/center/back, allows the player to manually select pin position, and obtain yardages to hazards and bunkers. Features:Green Undulation DataCourse Layout View Color Touch ScreenCustomizable Pin PlacementAutomatic Slope : Automatically Calculates Slope Data to the Center of the GreenSmart Scoring – Automatic ScorecardWaterproofCompletely Fee FreeStats/Scoring HistoryWorldwide 40,000 Courses1 Year Warranty/6 Months for AncillariesSpecifications:Size (mm): 47 w x 47 l x 13.9 hGPS: YesWeight: 31.6g/50.5gBattery: USB 2.0 RechargeableBattery life: Up 10 hours (Golf Mode)/9-10 days (Watch Mode)