Enhance your security with exceptional external detection performance. The Premier External TD-W is a purpose built wireless outdoor sensor for security applications. Designed for protecting external areas, the Premier External TD-W is ideal for triggering an alarm as soon as an intruder is detected on your property. Featuring two non-overlapping PIR sensors with superior mirrored optics for outstanding false alarm immunity, the Premier External TD-W is the perfect front-line defence for any home.
