• Photoelectric sensing chamber
• Power supply non-polar input
• M CU processing, eliminate false alarm
• Compatiable with general fire alarm control panel
• Strong adaptability for circumstance
• LED flashes in standby indicating normal operating
• 3 60º field viewing angle of the visual alarm LED
• Remote LED indicator output (2-wire)
• Metal shield in chamber, anti-electromagnetic
interference
• SMT design, high stability