These came in a pack of three but I lost one it also does not come with the transmitter device, so it has to go with a Blink camera system already set up or you must purchase the device separately. Just the set of two cameras on Amazon without sync module cost 139. Selling for 100 obo. It also come switch the holders to attach the camera to the wall. It says it's for indoor but I've used it outdoor too. It's a pretty great two way camera system that you can speak through and monitor through your phone and record live or loop.


Just Blink and you’re home with the new Indoor
With stress-free setup, customizable motion detection, and two-year battery life, you can stay connected to what’s happening inside your home.Powerful two-year battery life
With Blink's proprietary chip technology, Indoor runs on two AA lithium batteries for up to two years so you can monitor your home with ease.See, hear, and speak to people and pets
From loved ones to furry ones, Blink Indoor lets you see what’s

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