C9 Dingdong Infrared Welcome Doorbell & Anti-theft Alarm Sensor

This innovative device combines the functionalities of a welcome doorbell and an anti-theft alarm sensor in one compact unit. Utilizing advanced infrared technology, it detects motion within a specified range, alerting you to visitors or potential intruders. Its sleek, modern design ensures it seamlessly integrates into any home or office setting. The doorbell function greets guests with a pleasant chime, while the anti-theft alarm provides an added layer of security, deterring unauthorized access. Easy to install and operate, it offers a reliable and efficient solution for enhancing your property's safety and convenience. Power Supply Mode: Battery Voltage: 1.5 Ring: 38 Power Consumption: 0.001 Scope Of Application: Sensing distance 2-5 meters (specific distance varies depending on the environment) Manufacture country: China Instructions included: No