Alfawise Z1 Smart Home Security Kit with ZigBee Gateway, Door & Window Sensor, PIR Sensor, Temperature & Humidity Sensor for Building a Full-fledged Smart Home Security System

View More √ 90m long-distance signal transmission
√ Real-time App remote monitoring
√ Convenient to use
√ Smart linkage among up to 32 ZigBee devices
√ Long battery life
√ Easy installation View Less