Name a home safety device (like a smoke detector)

The rarest possible answer — almost no player finds it.

• Bed shaker— Shakes the mattress so a deaf sleeper wakes to the smoke alarm.
• Fake TV— An LED box that flickers like a television in an empty house.

Genuinely obscure. Most players never think of it.

• AFCI breaker
• Anti-choking device
• Anti-climb spikes
• Anti-entrapment drain cover
• Anti-scald valve
• Appliance lock
• Auto shut-off plug
• Automatic water shutoff valve
• Backflow preventer
• Balcony net
• Barking dog alarm
• Barrel bolt
• Bath overflow alarm
• Bath thermometer
• Bed exit alarm
• Blind cord cleat
• Breathing monitor
• Bushfire sprinkler system
• Child fire escape harness
• Cord cover
• Cord tension device
• Crib tent
• Door hinge guard
• Door reinforcement kit
• Door wedge
• Door wedge alarm
• Driveway alarm
• Drowning detection system
• Dryer lint alarm
• Dummy alarm box
• Dummy camera
• DVD guard
• Earthquake alarm
• Electric fence
• Emergency light
• Emergency pull cord
• Fall mat
• Faucet cover
• Fire door
• Fire suppression sticker
• Fire suppression tube system
• Fireplace doors
• Floor-to-ceiling pole
• Flue thermometer
• Freeze alarm
• Garage door lock
• Garage door sensor
• Gas leak shutoff device
• Gate alarm
• Gate lock
• Glass-break sensor
• Hearth pad
• Heater guard
• Inactivity monitor
• Infrared beam sensor
• Intercom
• Key safe
• Letterbox fire guard
• Letterbox guard
• Light timer
• Lithium battery charging bag
• Locking mailbox
• Medicine lockbox
• Non-slip stair treads
• Non-slip strips
• Nurse call system
• Outlet box cover
• Oxygen firebreak
• Playpen
• Police lock
• Pond safety grid
• Pool gate
• Pool ladder guard
• Portable door lock
• Radon mitigation system
• Rug gripper
• Safety vacuum release system
• Sash jammer
• Security fog generator
• Security screen door
• Security shutter
• Seismic gas shutoff valve
• Sliding door lock
• Small parts tester
• Smoke alarm listener
• Smoke hood
• Snow guard
• Spa cover lock
• Spa emergency shutoff
• Spark arrestor
• Stair light
• Storm shutters
• Stove shutoff device
• Stovetop fire suppressor
• Sump pump
• Sump pump alarm
• Tamper-resistant receptacle
• Temperature and pressure relief valve
• Toilet lock
• Toilet safety rail
• Top-of-door lock
• Trampoline safety net
• Transfer bench
• Trash can lock
• Voltage stabilizer
• Water heater strap
• Water leak detector
• Weather radio
• Weatherproof outlet cover
• Well cover
• Window alarm
• Window restrictor
• Window security film

Uncommon — only a minority of players land here.

• AED
• Anti-tip straps
• Baby gate
• Baby monitor
• Bed rail
• Circuit breaker
• Combination smoke and CO alarm
• Corner guards
• Door alarm
• Door chain
• Door knob covers
• Door security bar
• Door sensor
• Fall detector
• Fire blanket
• Fire escape ladder
• Fire sprinkler
• Fireplace screen
• Flashlight
• Gas detector
• GFCI outlet
• Grab bar
• Gun lock
• Gun safe
• Handrail
• Heat detector
• Lightning rod
• Medical alert system
• Non-slip bath mat
• Outlet covers
• Padlock
• Panic button
• Peephole
• Pool alarm
• Pool fence
• Pool safety cover
• Radon detector
• Safe
• Shower chair
• Smart lock
• Stove guard
• Surge protector
• Window guards
• Window lock

A solid, middling pick shared with plenty of other players.

• Cabinet locks
• Carbon monoxide detector
• Deadbolt
• Door lock
• Motion sensor
• Security camera
• Security light
• Security system
• Video doorbell

The most common answer on the board.

• Fire extinguisher
• Smoke detector