Materials List
1st pass at materials list. May not be complete yet. I included a few extra links to things like soldering equipment and crimping kit I have.
| Component | Notes | Link |
|---|---|---|
| Single 18650 Battery Holder | Cheap probably ok. | Ali Express |
| 3.7V 18650 Battery | Buy a good one locally. Get like a 3000-36000mAH one. Get a protected one. Do a little research about local buying options. | |
| Solar Panel (5V) | Make sure you get the right voltage. | I bought from this Ali Store |
| Sunflower: Solar Power Manager 5V | Investigate your buying options. | Core Electronics |
| Pump | Do a little research on pumps and buy a slightly better one | Ali Express |
| VL53L0X | Ali Express | |
| BH1750 | Ali Express | |
| L298n | If you want pump flow control via PWM, you should get the full size version rather than the mini. | Ali Express |
| 2 x Resistors (300kΩ) | More detail here. | |
| ESP32 LILYGO® TTGO T7 Mini32 V1.5 | Get a good ESP32 for this project. Get one optimised for low energy / deep sleep with battery connections. Tried other boards but idel current too high. | Ali Express |
| Capacitive soil moisture sensor | Water proofed with nail polish and hot glue. These are notoriously short lived so read up on them. | Ali Express |
| Treated Pine Sleepers | I made my “cut plan” and got Bunnings to cut to size. | Bunnings |
| Decking Screws | For fixing the base box together | Bunnings |
| Castors | To roll your plant around | |
| Water Jerry Can | To use as water tank. | Bunnings |
| Glass food storage container with Plastic lid | Consider your solar panel size when sizing this. | KMart , IKEA |
| Flexible Silicone wire | Ali Express | |
| Crimping Tool & Kit | …. | … |
| Soldering equipment | Ali Express | |
| Very short usb cable | Connect ESP32 and Solar Power Manager | |
| Tubing | Check / confirm the Internal diameter for compatibility with pump. | Ali Express |
| 3d printer | To print irrigation rings plus other bits and bobs like “component mount plate”. | |
| Hot Glue Gun | For mounting components | Ali Express |