Photoelectric Smoke Detector SD-651 Conventional Notifier with BASE B401
FEATURES: - Identical appearance to standard NOTIFIER low-profile intelligent detectors. - Sleek, low profile design. - Same base for both ion and photo models. - Compatible with all System Sensor 400 Series products. - Two LEDs blink in standby and turn on steady in alarm. - Lower standby current. - Broad range of adapter bases available. - Dual LEDs provide 360 visibility.