David| Quantity | Component name | |
| 1 | × | STM32l010F4 |
| 1 | × | Ynvisible electrochromic bar graph display |
E-paper houseplant watering monitor
An ultra-low power soil moisture sensor with an e-paper display
An ultra-low power soil moisture sensor with an e-paper display
| Quantity | Component name | |
| 1 | × | STM32l010F4 |
| 1 | × | Ynvisible electrochromic bar graph display |