Wireless Entry Detector Doorbell Alert Entry Alarm Security Contact Sensor Wireless Doorbell for Business Home Shop (EU Plug, 2 Receivers and 1 Transmitter)

Widely used. Ideal for front doors, window frames, driveways, pedestrian walkways, and anywhere in the house where you want to be alerted. Also excellent for alerting business owners working in the back or out of sight, or customers entering their store. Multifunctional Chess Set. Wireless Plug-in Receiver. The portable plug-in receiver plugs into any standard outlet. The sensor uses 3 AAA batteries (not included). The detection delay between motion sensor alerts is configurable from 30 seconds. Simply place the sensor at your entrance and the receiver inside your home. Extended working ranges: Work tables up to 230 feet (70 meters) between the receiver and transmitter allow you to place it at a convenient distance from the receiver to alert you to the arrival and departure of family members, unsolicited lawyers or attorneys, or anyone visiting your home or business. Wireless installation: The sensor is wall-mountable, so you don't have to worry about installation problems. wireless motion detector doorbell chime shop alarm home door chime store entrance doorbell elderly person alarm bracelet call doorbell door opening wired chime 12v security door video doorbell Specification: Material: plastic shell Receiver working voltage: 110V-240V Transmitter working voltage: 4.5V 3x AAA batteries (not included) Working range: up to 70 meters Infrared detection distance: 3-7 meters Music source: 38 different songs Volume setting: high, medium, low (60 ~ 105dB) Voice: Can be set with light and voice / with light and no voice Plug: EU Plug Pattern: # 1: 1 receiver and 2 transmitters # 2: 2 receivers and 1 transmitter (optional) Transmitter: approx. 80 * 59 * 45mm / 3.15 * 2.32 * 1.77 inches Receiver: approx. 76 * 80 * 33mm / 2.99 * 3.15 * 1.30 inches Weight: approx. 226-237g How to use: 1. Insert the correct batteries into the detector. Make sure the batteries are inserted correctly. 2. Install the detector properly near the front door, window frame, driveway, walkway, yard, or any other suitable location. 3. Then, turn on the receiver and adjust the volume to the high or low setting. 4. The remote detection system now operates using infrared detection technology. 5. Place the receiver in an easily accessible location. 6. When the detector senses movement, the receiver will emit an audible sound and the LED indicator will flash. 7. Please wait 30 seconds after activating both the detector and receiver. 8. For optimal performance, please install both units 3 feet from the floor. Package includes: 1 * Wireless door transmitter and receiver set with accessories https://m.media-amazon.com/images/I/51xrtPveFrL.jpg