- An upgraded version of the worm compost bin. It comes with standard 5 trays (additional trays can be added).
- A new component named M-board to increase air-flow for better compost efficiency and to save worms.
- A new component named V-board and a piece of coconut fiber is built in the air-vented lid odor removal, moisture control, and fruit fly control.
- A set of ant-trappers is included to prevent ants from invading to the worm bin, base, and liquid tray form into one piece to eliminate part assembling.
- The Starter kit and Manual are included.
