STI-34201 STI Mailbox Alert Sensor

• Don't trudge out in the cold, rain or snow only to find your mail has not yet been delivered. Mail Alert notifies you immediately when your mail has arrived.
• Indoor unit will chime and flash announcing arrival of mail.
• Easy installation.
• Additional transmitter will produce a different chime from the receiver when triggered.
• Works with the 4-Channel Receiver (STI-34104), 4-Channel Voice Receiver (STI-V34104), 8-Channel Receiver (STI-34108) or Single Channel Slave Receiver (STI-34098).
• Programmable transmitters send a unique code to receiver.
• Magnetic contact with 18 inch lead for irregular installations.
• Small, rugged and weatherproof sensor provides years of reliable service.

STI-34201 Specifications PDF