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The sensors use dual beam technology so small animals and small objects are not affected
The BBT-4000 wireless photo beam is a solar powered wireless infrared photo beam sensor that is simple to install and requires no wiring
This long range driveway security system is accompanied by the Dakota Alert DCR-4000 receiver
SAME DIMENSIONS AS THE EZTONE ( 5 1/2" W X 2 1/2" D X 2" H )
A chain saw or lawn edger works well to dig a trench about 3 inches deep to bury the wire or you may rent a gas powered trencher from the local rental center
RC 10 (OPTEX RCTD-20U) Wireless Annunciator System | Reliable Chimes order options below:RC 10 Optex Set The sensors use dual beamThe Model RC 10 (OPTEX RCTD 20U), manufactured by OPTEX of Japan and imported by OPTEX America is the latest in technology from a company that has been manufacturing security products for many years. Operating at a frequency of 418 to 430 MHZ the digital transmission ( up to 2000 feet ) is a signal that will be received where most other chimes will not work. Below are features and advantage to this system that are not available in most other door