This Blink Outdoor 4 add-on camera extends a Blink system with a 1080p Full HD wire-free camera that runs up to two years on AA lithium batteries (included). It has a 143-degree field of view, infrared night vision, two-way audio, and motion detection. A Sync Module is required and not included. Black. 1080p wire-free add-on camera with up to two-year battery life (batteries included) This description was generated by AI and reviewed for accuracy.