WiHoo Wireless Home Security Door Alarm, Wireless Driveway Alarm, Home Security System Alarm and Motion Sensor Alarm with Motion Detection Two-Way Audio Night Vision (Motion Alarm, White)
- Long Detect and Transmit Distance: The transmission range of the Motion Sensor Alarm is up to 280m/918ft (the distance from the detector to the receiver) and detection range of the infrared sensor approximately 2-8m/6.5-26ft in the open air.
- Five Modes Switches: The doorbell chime which you can have a variety of options, such as: welcome, alarm, doorbell, Colorful light and night light mode, and 4 light modes choices (red light/blue light/green light and LED Flash) that convenience to your life.
- Adjustable Music and Sound: The receiver is a doorbell design with 36 different ringtones from melody sounds to simple basic buzz for personal preferences and 5 welcome songs for business use. Also the chime volume adjustable from 113 to 25dB.
- Multiple Matches: An infrared detector can be matched to multiple receivers, and you can keep your home safe by placing the receivers in separate locations. You can put the motion sensor detector at the porch, gallery, and mailbox and put the receiver in your house. Working Principle: The motion sensor detector detects movement with passive-infrared (PIR) and transmit to receiver. You can get alert in house while any movement on the driveway.
- Easy to Use: You just need to use 3* 1.5V AAA and 3* 1.5V AA Alkaline Battery or you can use USB cable to power on, USB can’t charge the battery; Receiver: no battery required, just plug in any standard outlet, plug and play.