LoRa module is a wireless transmission scheme based on spread spectrum technology. This solution changes the previous compromised considerations on transmission distance and has provided users with a simple LoRa technology that can achieve long distances, long battery life, and large capacity in sma

The IC card type prepaid water meter is a water meter with a charge type consisting of a water meter, an IC card, a card reader and management software.It solves the problem of difficulty in charging by charging the water card and using the water charging mode. By recharging the water fee in the IC

For smart water meters that are rapidly developing and mechanical water meters that are still in large use, what type of water meters is the market trend?Compared with the traditional mechanical water meter, the smart water meter has made great progress in technology and has great advantages in remo