EASY TO INSTALL. No need to struggle in attaching this camera battery door. Insert one end first to its designated hole. When inserted, place the other end to its hole. | REPLACEMENT PART. Compatible with NK D50 D70 D70S D80 D90 DSLR. | HIGH QUALITY. Made with high-quality materials. Easy to open and close | SOLID DEFENSE. Keep your battery intact and guarded. Prevents dust, dirt, and other external factors from having direct contact to its internal components. | DIMENSIONS. Please check your camera’s battery door to ensure its shape and fit. Allow small errors due to manual measurement.