This is an original Samsung Galaxy Watch 7 Fast Wireless USB-C Charger in black, with the product code EP-OL300. It is compatible with Samsung Galaxy watches and is designed to provide fast and efficient charging. The charger has a size of 29 mm and is made by Samsung, a trusted and reliable brand in the technology industry. It is perfect for those who need a replacement charger or those who want to have a spare. This charger is compatible with Samsung Galaxy watches and is an essential accessory for any smartwatch owner. It is also a great gift for anyone who has a Samsung Galaxy watch.