Right now there are 66 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Patio, Lawn & Garden › Gardening & Lawn Care › Watering Equipment › Automatic Irrigation Equipment › Irrigation System Controllers. These are inspected returns and open-box items that Amazon sells and ships itself. WarehouseHunter puts each one next to its current new price, so you can see what you save at a glance.

Brands with the most offers here: Hunter, Orbit, Rain Bird, Rachio, Dial, Shelly. Every item is a one-off, so the stock moves all day and new deals keep arriving.