About this item
Model i9030 has easy installation with no wiring required; The alarm can be installed on the surface of any wall or ceiling;It is powered by a 9V battery, providing continuous protection even during power failures;A red LED flashes every 30-40 seconds to indicate that the smoke alarm is receiving power;Test button verifies unit's electronic circuitry, horn and battery function; Low Battery Indicator chirps when battery needs replacement
