SM-89
Add-on Wireless Panic Button (for Air-Alarm series)
(Works with Air-Alarm1, Air-Alarm-DL, or Air-AlarmII/IIB)
Key Specifications:
Operating power 23A 12V (Alkaline Battery)
Wireless transmitting distance >450ft (in open area)
Service life < 2 years
Product Content
1 x SM-89
1 x Manual
