The Nikon SB-25 Speedlight Flash is a versatile shoe mount flash unit designed for Nikon film cameras. With features such as swivel, zoom, and TTL functionality, this flash offers versatility and high-quality performance. Its guide number of 42m ensures excellent lighting output, making it suitable for a wide range of photography situations. Made in Japan, this Nikon flash is a reliable and professional-grade accessory for photographers looking to enhance their lighting setups.