This advance infrared waterproof device will alert & protect you from any unwanted intrusion.
Just install the pair anywhere and its infrared will detect if anyone tries to cross it and will alert you.
Intelligent power transmission: Independent development of the chip can automatically sense ambient changes. According to the environmental conditions it automatically adjust to the radio's transmit power, greatly extending the life of the launching tube, while also lowering power.
Anti-glare up to 50,000 LUX, built-in automatic adjustment strong light filtering system, avoid glare or lighting of car
Unique optical design: Optical glass, beam penetrates the special multi-layer anti-environment (such as rain and snow) and other capabilities.
Automatically increase sensitivity when faced with fog or inclement weather
Optional dual aspheric Fresnel or secondary focusing lens to achieve a large-diameter light beam