Motion Sensor Alarm, Indoor Home Security System Electric Doorbells 2 Motion Detector and 1 Alarm, 300 Foot Wireless Range, 38 Chime Tunes, Mute Mode, LED Indicator, Reset Different Ringtones

[Long-range Wireless] The signal from the motion sensor can be transmitted to the receiver at a maximum distance of 300 feet, and the motion detector infrared detection distance is about 20 feet. Convenient for you to install in various locations of your house to give your family security. [Wide Use] This motion detection alarm system can be used as a doorbell, garage alarm, intruder warning, burglar warning, wildlife warning, child elderly care alarm, etc. It can be installed at the front door, window frame, driveway, walkway, and anywhere in your home where you want an early warning.

[3 volume and 38 bells] The alarm has two alarm signals: LED light and bell. There are 38 ringtones to choose from and three levels of volume, medium, high and low. If you want quiet, you can choose the silent mode, only LED warning, no sudden sound to scare your family. [Avoid false alarms] Do not place the detector where the wind will make it active. For optimal performance, try to keep the detection range of the motion detector free of obstructions, such as trees. This motion detector is not waterproof, so please avoid the rain for installation. [You can get] 2pcs motion detector (need AAA battery, not included), 1pcs alarm, 2 sets of mounting screws