Features [Seamless Connection] Specially designed replacement for Sony E mount ILDC cameras such as A7, A7R, A7S, NEX7, NEX6, NEX-5N, NEX-5C, NEX-5R, NEX-5T, NEX-C3, NEX-F3, NEX3N, A5000, A6000, and more. Provides secure fit and reliable performance with compatible cameras. [Multiple Usage Modes] Use 10mm or 16mm macro extension tube separately, or combine both (10mm + 16mm) to achieve different magnification levels and enhanced close-up photography results. [Auto Focus Function] Equipped with metal mount and electrical contacts to support autofocus functionality, enabling smooth and fast focusing for sharper image quality, ideal for macro photography. [Manual Aperture Control] Allows manual adjustment of aperture for optimal exposure in various lighting conditions, improving image clarity and quality. [Easy to Install] Designed with alignment markers and locking mechanism for quick, secure attachment. Simple to mount and remove while maintaining stability during use. Specifications Brand: FOTGA Model: NE19(AF) 10-16 Color: Black Material: Metal Product Dimensions: 6.3 x 6.3 x 3 cm / 2.4 x 2.4 x 1.1 inches Product Weight: 56 g / 1.9 oz Package Dimensions: 7.2 x 7 x 5.3 cm / 2.8 x 2.7 x 2 inches Package Weight: 73 g / 2.5 oz Package List 1 x 10mm Macro Extension Tube 1 x 16mm Macro Extension Tube