linkage mechanism

Lion's Head Knocker

Locking Slide Mechanism

logic nine-grid lamp

Magic-Eye Mechanism

Magic-Eye Verification System

Magnetic Proximity Sensor

Magnetic Sensor Switch (Proximity Trigger)(BE112)

Magnetic Trigger Puzzle

marine mechanism

Metal sensor

Morse Code Decoder Puzzle Kit - Vintage Telegraph Key Prop for Escape Rooms（DM103）

Morse Code Telegraph Puzzle

Motion Activated Audio Player for Escape Rooms(DM109)

Nine-grid sliding screen mechanism

Optical Sensor Unlocking via Laser Irradiation Sequence

Optical Tripwire sensor

Phone Puzzle - Call to Unlock

Plasma Orb Touch Puzzle Kit - Escape Room Prop(DM107)

plug-in mechanism

Programmable Countdown Timer Prop - LED "Doomsday" Clock(DM111)

Programmable Strobe Light Prop: Recordable Rhythm & Music Sync(DM117)

pull-cord mechanism