As part of eBay’s Labor Day Sale, you can use promo code “LABORDAY20” to get an extra 20% off on a large selection of smart home products. The sale covers security cameras, smart speakers, hubs, and smart plugs from brands like Eufy, Arlo, Wyze, and Reolink, with many listings already discounted as certified refurbished units, such as an Arlo Essential 2nd Gen indoor camera at $14.28. Refurbs include 1- or 2-year Allstate warranties. Sale ends September 7. Shop Now at eBay