The Quantaray QB 6500A Shoe Mount Camera Flash is compatible with Nikon and Canon DSLRs, featuring a hot shoe mount interface for easy attachment. This flash unit uses fluorescent light technology and offers TTL functionality for automatic exposure control. With a sleek design and no manufacturer warranty, this flash is a reliable accessory for film cameras. Made in China, this Quantaray flash is a versatile and high-quality option for photographers looking to enhance their lighting setups.