Meichoon Motion Sensor Alarm Wireless Home Security Alert System Doorbell for Front Door Indoor Room Entry Driveway Mailbox with 1 Sensor and 2 Receiver

• ✨Expandable Wireless Home Security - Independent alarm horn,maximum 113dB, can effectively scare the thieves and intruders away
• ✨5 Modes Motion Sensor Alarm - Welcome mode/ doorbell mode/ alarm mode/ color light mode/ night light mode, sufficiently meet your demand
• ✨Wireless Motion Sensor - Remote transmission, 280 meters in the open place, suitable for more places
• ✨Two Types of Power Supply - The Receiver uses AA battery(not included) or USB 2.0 micro-B(not included), motion sensor uses AAA battery(not included) or USB 2.0 micro-B(not included)
• ✨Wide Wireless Range - The indoor motion sensor alarm detects movement range very wide. Not only perfect for home security, but also for shops, hotels, offices and factories mailboxes, garages door and driveways

Meichoon Motion Sensor Alarm Wireless Doorbell Alert Item Type:Infrared Detector Alarm Model: 1* Infrared Sensor + 2* Receiver Power Supply: Receiver host: 3*AA battery( Not included ) or micro USB, Infrared sensor: 3* AAA battery( Not included ) or micro USB, Frequency: 433MHz Transmission Distance: 280m(Open Area) PIR Sensor Angle: 100 degree(horizontal);15 degree(vertical) Sensor Range: 2~8m Volume: 4 level Brightness: 4 level Package List: 1* Infrared Sensor 2* Receiver 1* Bag of Mounting Screws 1* User Manual(English) Note: The AA battery for the receiver and the AAA battery for the PIR sensor is not included in the package.