The YGN6100, with its easy-to-see 3.6-inch large screen, is a GPS device equipped with golf navigation features and offers an easy-to-use interface. - Model Name: YGN6100 - Included Items: Charger, Instruction Manual - Functions: Golf navigation, GPS - Country of Manufacture: Japan Built-in SD card, and the battery lasts for a day on a single charge. I purchased the watch type, so I am putting this up for sale. Thank you for looking.