Features: Optical smoke alarm 4"Compact, 9v battery test/hush button Battery powered smoke alarm that uses an optical sensor This alarm includes a ‘hush’ control feature that allows nuisance alarms (such as those caused by cooking or steam) to be temporarily silenced Easy to install and use.
It can be used in most locations throughout the home, in particular in bedrooms and living areas 9V battery supplied as standard Specifications: Dimensions: H:10.
0 x W:10.
0 x D:3.
4 cm Colour: White Guarantee:3 years Material: Plastic Model Number: 2030-DSR Self Assembly Required: Yes