Features:
* 4 frequencies for option to offer an effective solution to mutual interference among each group of barriers.
* Bi-directional mutual-transmission operation way to avoid sunshine interference.
* AGC control circuit to confirm its normal operation in very severe environments such as wind, frost, rain, snow and fog etc.
* Hint of aiming status, more convenient and quick installation.
* Multi layers technical process on anti-thundering, water-proof and static-immunity.
* Qualified aluminum alloy housing, special and elegant appearance design.
* 360°for horizontal rotation, convenient for installation and usage.
* Military and industrial grade transmission, receiver works with non-spherical lens to get more stable operation and longer distance.
* Multi height and operation distances for option.
* Intelligent pet-immunity technology.
* It is fit for installation in terrace, windows, alley, warehouse, villa, military area and governmental offices etc. 

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