Fosmon WaveLink 51018HOM Wireless Door Open Chime Transmitter (Magnetic Door Sensor | Battery Operated | LED Indicator) – 1 Transmitter Only (Receiver NOT Included)

Expand Fosmon WaveLink Doorbell Systems Perfect solution for expanding your Fosmon Doorbell System with this additional door sensor transmitter.
Magnetic Door Sensor With your Fosmon WaveLink doorbell system installed, this magnetic door sensor activates when the magnetic stripe is separated. This transmits a signal to the plug-in portable receiver (not included) and alerts you with a ringtone every time the door is opened.
Modern and Contemporary Design Never miss anyone at the door. The wireless and portable design works well in home, work, retail stores, salons, and business environments.
Built-in LED Indicator The transmitter features an LED indicator that creates a visual alert for the hearing impaired.
Easy to Install Wire free and easy to install.
Versatility Each receiver can be paired with up to 10 transmitters, and each transmitter can be paired with up to 10 receivers.
Compatible with Fosmon WaveLink Series Receivers, Sensors and Doorbells. The following SKUs are compatible with each other: 51004HOM 51005HOM 51006HOM 51007HOM 51008HOM 51009HOM 51018HOM 51032HOMGB 51036HOMUS 51044HOMUS 51046HOMUS
Specifications: Maximum 400 feet or 120 meters operating range in open area LED indicator Transmitter Battery: 1.5V AA Alkaline Battery Transmitter power consumption: Operating Frequency: 315/433 MHz ± 2MHz Operating Temperature: 5°F to 140°F or -15°C to 60°C Transmitter Dimension: 2.95 x 1.97 x 0.63in or 75 x 50 x 18mm Weight: 0.92oz or 26g
Package Contents: Magnetic Door Sensor Transmitter Double Sided Tape Anchors & Screws AA Transmitter Battery