What is the difference between IN-Motion 300 & IN-Motion 500?
The IN-Motion 500 comes with a microwave and a passive infrared motion sensor. It is the perfectly suited for outdoor detection. The IN-Motion 300 is the perfect extension for your ip camera in order to minimize false alarms. It can only be used for your indoor surveillance.
External infrared motion detector for indoor use
Weather proof infrared & microwave motion detector