| Store | Purchase date | Price (JPY) | Price (USD) |
| Amazon | 2023/12/01 | ¥780 | approx. $5.40 |
5 pcs down conversion only but stable. They can be used as power supply for controllers or sensors of solar panels.

| Store | Purchase date | Price (JPY) | Price (USD) |
| Amazon | 2023/12/01 | ¥780 | approx. $5.40 |
5 pcs down conversion only but stable. They can be used as power supply for controllers or sensors of solar panels.