The Motion Detector model IMD 200/601/701 is a wireless, indoor motion detector designed for use in Videofied security systems. The detector is powered by one lithium battery that can last up to 4 years depending on the amount of detector activity. The detector transmits a check-in signal every eight minutes that includes its unique identification code along with the current detection sensor, State, tamper condition, serial number, date of manufacture, software revision, and battery status.