Sensor Doorbell

1. A resettable digital counter and displays sensing times on LCD 2. Low power consumption 3. Melody selection switch (about 32 melody available) 4. Sensing distance up to 4 meters 5. Powered by 3 x AA batteries (not included) 6. Also works as a...

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. Brand new and high quality! 2. Uses advanced micro-computer manufacturing technology, automatic body sensing, high performance, energy-saving ease of use. 3. Sensitivity, without inadvertently touching& interference, so that it can effectively monitor...

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...