120VAC Dual Mode Strobe Lightfor the Hearing ImpairedModel SL177iBright Strobe LightFlashes to warn of a smoke, heat orcarbon monoxide hazard.Green LEDIndicates AC power is being deliveredto unit.DescriptionThe Kidde SL177i is a 120VAC wire in unit thatprovides a visual warning when part of aninterconnected system. This unit can be directlyinterconnected with Kidde smoke alarms, heat alarmsand carbon monoxide alarms (a maximum of 24 devicesof which 18 can by initiating). When triggered by asmoke alarm or heat alarm, it will produce a steadyflash warning. When triggered by a carbon monoxidealarm it will produce an intermittent flash warning. TheSL177i has a 5 year limited warranty and is UL Listed.ATTENTION! The model SL177 and SL177I strobe lightsare designed to notify hearing impaired individuals ofimpending danger, they have no detection means andMUST be used in conjunction with operating Smoke,Heat, or Carbon Monoxide Alarms.Consumer BenefitsThe Kidde SL177i, used in conjunction with a smoke, heator carbon monoxide alarm, provides a bright visual signalto warn of a smoke, heat or CO hazard. The Kidde Strobelight benefits the hearing impaired, allowing a visual alertof a danger. This unit also includes a tamper resist pinthat helps to deter thief and tampering.