Arlo's Pro cameras are wireless, weather-resistant ways to kit out your home with smart security cameras, but they're a bit on the expensive side. For some perspective now the Arlo Pro 2 5-pack is a hair under $1,000 over at Amazon. But if you're a Costco member, right now you can pick up that five-camera bundle for $700, and Woot has refurbished three-, four-, and five-camera kits for $200-300.

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