Z302B is a light sensor switch based on ZigBee Wireless Communication Technology , it can send out on/off control signal according to the light intensity around. It can be bound with the devices in ZigBee network and control the on/off for other devices. Besides, Z302B can work with dimmer device and dim the light according to the light intensity around. Z302B has the merits of easy installation and low power consumption, it does not need any wiring and is equipped with the newest energy saving technology. A cell battery can last for months. Z302B has excellent compatibility that meets IEEE 802.15.4 ZigBee HA Profile. It is suitable for any network in ZigBee HA protocol.