TECHNICAL SPECIFICATION of  this PIR motion detector
Model : MS 5601, LC-100PI
Detection Method: Quad (Four element) PIR
Power Input :8.2 to 16 VDC
Current Draw Standby: 8mA (± 5%)Active: 10mA (± 5%)
Temp. Compensation : YES
Alarm Period : 2 sec (± 0.5sec)
Alarm Output : N.C 28VDC 0.1 A with 27Ohm series protection resistor
Tamper Switch : N.C 28VDC 0.1Awith 10 Ohm series protection resistor - open when cover is removed
Warm Up Period:  60sec (± 5sec)
LED Indicator  : LED is ON during alarm
RFI Protection: 30V/m 10 - 1000MHz
EMI Protection: 50,000V of electrical interference from lightning
or power through
Dimensions: 92mm x 62.5mm x 40mm(3.62?? x 2.46?? x 1.57??)
Weight :40gr (1.4oz)