Door Beacon

This is a portable unit with a built-in flashing light that is
activated by the vibration of someone knocking on the door. It
can be easily mounted with Velcro or a mounting bracket. The
sensitivity switch is designed to provide less chance of a false
reading. When activated, the light flashes for several seconds.

Item # HT-GADB9 Price: 29.95

Trine 34 Strobe/Door Chime

This system can be moved to strobe/chime whereever you like. It features a push button that can be mounted on the doorframe. It plugs into an outlet and comes complete with an ON/OFF switch, volume control, and a wireless doorbell button. Additional doorbell buttons may be purchased separately for multiple doors.

Item # HT-TR34 Price: $74.50

Trine 34 Strobe/Door Chime Doorbell Button

Item # HT-TR34DB Price: $15.00