MCU processing adopted
Auto-reset or reset by power off
Stong adaptability for circumstance
SMT Design, High Stability
9-35VDC wide voltage operating range 
Low standby current
Stainless steel shield,anti-RFI(20V/m-1GHz)
Dustproof, mothproof, anti-white ligh
EMC interference suppression 
EN54 compliant
Detection area: 75 square meter (with the installation height of 4m-8m), and 150 square meter (with the installation height of less than 4m)
Operating temperature:-10℃ +60℃

Operating voltage: DC 9V~35V
Standby current:55uA
Alarm current:35mA@  DC12V
              60mA@  DC24V
Alarm indication:red LED on
Operating temperature:-10℃ +60℃
Operating humidity:95% RH)
Dimension size:104 mm dia.*47mm deep