Profile: BRK Electronics provides residential safety products. Our smoke alarms are designed with features like silence buttons, battery compartment locks and extra-bright strobe lights. Our gas alarms are used to detect natural gas (methane) and position unit on the wall 6" to 12" from the ceiling. Relays are provided to signal auxiliary devices like horns, bells and door closures. Motion sensors are developed to automatically turn lights ON while entering a room and OFF while leaving.