The EIB170RFAU is a RadioLINK Alarm system designed to give warning to the deaf and hard of hearing on receipt of an alarm or test signal. It consists of a control box with integral strobe and a plug-in vibration pad. The EIB170RFAU is designed to be powered from a permanent mains power supply. It also contains a rechargeable battery that provides back-up power in the event of mains failure. It has a built-in high intensity Xenon strobe with a specially designed lens that provides wide-angle light output. To be ordered with: EIB3016 - Mains powered photoelectric smoke alarm or EIB650iRF - Photoelectric battery smoke alarm. See below additional files for more details on the product.