Basic Indoor Use, Only Our smart siren for indoor use | Economy Indoor or Outdoor Use Indoor or outdoor use, with 2+ years between battery changes | Rugged Indoor or Outdoor Use Ruggedized, with 10 year lithium battery |
Wired Power Required Power the Siren Alarm via 120V plug in USB adapter or USB directly | Wireless Alarm controller is wireless and powers the siren. No additional wiring reqd. | Wireless Alarm controller is wireless and powers the siren. No additional wiring reqd. |