Sensor Doorbell

1. Adopt advanced infrared detect technology. 2. Infrared sensor detects motion and sends a signal to the receiver. 3. Wireless installation, just place the sensor at the entrance. 4. Easy to install and no electrical wires to install. 5. Unique...

1. Adopt advanced infrared detect technology. 2. Infrared sensor detects motion and sends a signal to the receiver. 3. Wireless installation, just place the sensor at the entrance. 4. Easy to install and no electrical wires to install. 5. Unique...

1. The Visitor Chime is a light sensitive, motion activated entry chime suitable for office and retail locations to announce the entrance of visitor. 2. Sensing distance up to 4~5m. (Normal light conditions required) It is recommended to be placed with...

Features1. Adopts infrared detect technology. 2. No wiring design makes it simple to use and easy to install. 3. Long sensing distance. 4. 38 songs for choice in total, you can choose the song throgh click the music key on the side of receiver. 5. 3...

1. Wireless signal effective distance: 200 meters (open distance) 2. Install 3 x AAA batteries (not including batteries) in the sensor head and pull out the antenna 3. After the power is turned on, the product will have a buffer startup time of about 15...