| 0.5 Gallon Air Reservoir Tank, 1/4” NPT | https://a.co/d/00q62EkZ | 32.99 | 1 | 32.99 |
| 1/4” NPT One-Way Check Valve | https://a.co/d/0abB6yKM | 12.99 | 1 | 12.99 |
| 150 PSI ADC Pressure Transducer | https://a.co/d/092k3sdf | 17.59 | 1 | 17.59 |
| ESP32 Elegoo Dev Board, 3pcs | https://a.co/d/03dczP6W | 19.99 | 1/3 | 6.67 |
| DC 12V Small Solenoid Valve, 2P3W, 10pcs | https://a.aliexpress.com/_mOaSZLz | 54.62 | 2/5 | 21.85 |
| 1/4” NPT 12P Aluminum Valve Manifold | https://a.aliexpress.com/_mOaSZLz | 8.17 | 1 | 8.17 |
| 1/4 and 1/2 Inch PET Braided Sleeve, 50ft | https://a.co/d/09aWhja9 | 9.99 | 1/20 | 0.50 |
| 1/16” ID x 1/8” OD Silicone Tubing, 32.8 Feet | https://a.co/d/0f1iPWNk | 18.99 | 1/2 | 9.495 |
| 260 Balloons, 100pcs | https://a.co/d/05VIgJkq | 5.99 | 1/25 | 0.24 |
| 1/2” Width Flat Elastic Band, 50yd | https://a.co/d/0bK57Hzf | 9.96 | 1/25 | 0.40 |
| 1/8” Flat Elastic Band, 50yd | https://a.co/d/04Z5kNDF | 9.99 | 1/25 | 0.40 |
| PTFE Tape, 4 Rolls | https://a.co/d/0iqFWQyc | 3.99 | 1/4 | 1.00 |
| 1/4” NPT x 1/4” Barb Adapter, 12pcs | https://a.co/d/0jbWlLa5 | 13.99 | 3/4 | 10.49 |
| 1/4” NPT Brass T-Fitting, 2pcs | https://a.co/d/08gnPgWE | 5.99 | 1 | 5.99 |
| Hose Barb Fitting 3/16” to 1/4” NPT, 3pcs | https://a.co/d/07O3hx53 | 6.29 | 1/3 | 2.10 |
| Plastic Hose Barb 1/16” to 1/4”, 5pcs | https://a.co/d/01DZ4Vm8 | 6.99 | Qty: 2 | 13.98 |
| DC 6-12V Diaphragm Pump | https://a.co/d/06ySoM3w | 9.99 | 0 | 0.00 |
| 3mm ID x 5mm OD Silicone Tubing, 1m | https://a.co/d/0eRmh85k | 5.99 | 1 | 5.99 |
| 1/4” NPT DC12V Solenoid Valve, 2 Way NC | https://a.co/d/0h9vS9Sr | 9.79 | 0 | 0.00 |
| Push Connect T-Fitting 8x8x8mm, 10pcs | https://a.co/d/0du6kDYT | 8.79 | 0 | 0.00 |
| 6mm ID x 8mm OD Silicone Tubing, 1m | https://a.co/d/0eU9NwCi | 6.99 | Qty: 2 | 13.98 |
| Hose Clamp 6-12mm, 20pcs | https://a.co/d/0atu1ZlJ | 8.99 | 16/20 | 7.192 |
| 1/4” NPT x 1/4” NPT Coupler, 2pcs | https://a.co/d/02opV6xD | 4.99 | 1 | 4.99 |
| 4mm ID x 6mm OD Natural Latex Rubber Tubing, 3m | https://a.co/d/02isVFVP | 8.59 | 0 | 0.00 |
| Elegoo Rapid PLA+ 1KG | https://a.co/d/031GVHaq | 15.29 | 0.12 | 1.8348 |
| 4mm ID x 6mm OD Silicone Tubing, 1m | https://a.co/d/031GVHaq | 5.99 | 1 | 5.99 |
| Push Connect T-Fitting 6x8mm, 4pcs | https://a.co/d/003U4r7C | 4.69 | 0 | 0.00 |
| 60mL Plastic Syringe, 3pcs | https://a.co/d/07t7NENS | 7.29 | 0 | 0.00 |
| 1/4” NPT 0-100 PSI Pressure Gauge | https://a.co/d/019o99xN | 7.99 | 1 | 7.99 |
| 1/4” NPT Plug, 10pcs | N/A | 3.99 | 1 | 3.99 |
| Total Purchases | 347.88 | | | |
| Total Effective Cost | 196.78 | | | |