1. The pocket darkroom placed on a fixed desktop.
2. Open the lid on the portable darkroom.
3. The developer posted (A), stop bath (B), the fixing solution (C), water (D) four cups from left to right into the four holes in the pocket darkroom site.
4. Open A, B, C three cups lid and tearing the sealing film back into the original position, D cup water.
5. The film holder hanging on the wire pocket darkroom.
6. Replace the lid, you can use a portable darkroom.