1. Passive working mode, no need to change battery, easy and simple application;
2. IP65 waterproof level, which can be used outside directly;
3. IP65 waterproof level, waterproof and dustproof, which can be used in any bad environment directly;
4. High Quality And Smart Design; Compare with similar products which can work very well under -45 degrees to 70 degrees;
5. Low-Cost long-range solution with a wide application range