Pimoroni PIM510 Grow – Grow Kit is a compact Raspberry Pi powered monitoring systems designed to take the best possible care of plants. This Grow kit will tell how well the plants are hydrated and attract attention when they need water. The Grow kit also features if you want to go a step further to give them water. The heart of this clever system is the Grow HAT Mini. This Raspberry Pi Mini HAT comes with a tiny screen to keep an eye on the state of the system. This Grow HAT Mini comes with four tactile buttons for navigation and an onboard piezo buzzer. This Grow kit includes 3 moisture sensor cables and 3 moisture sensors that measure the moisture levels in three separate pots.