Keep your home safe with the Aico EI146E 9V Optical Smoke Alarm in white. This smoke detector is designed to detect smoke and alert you to potential fires. It comes with a battery backup feature, so you can be sure that it will continue to work even in case of power failure. The Aico EI146E model has a diameter of 14.8 cm and weighs 345 g. It is a hardwired smoke detector that comes with one battery included. This unit quantity smoke detector is manufactured by Aico, a trusted brand in home security systems. Get the Aico EI146E 9V Optical Smoke Alarm now and have peace of mind knowing that your home is safe from fires. Product does not come in original box.