GREENCYCLE Motion Sensor Alarm, Wireless PIR Motion Sensor Detector Security Alarm Chime, Shop Store Office Home Front Door Entry Welcome Doorbell, Inside Door Bell Chime (4 Receiver 2 PIR Detector)

5 Model Welcome Languages and 36 Ringtones: you can choose your favorite ringtone for your home or Store. 4 Level Volume Adjustable:Welcome/Doorbell/Alarm Model has 4 level volume adjustable, 113-25dB.So you don't need to worry about the volume is too loud or too small. 4 Brightness and Color Selectable:Color light or Lighting mode is Silent and has 4 levels of brightness adjustable. You can choose these two modes when you don't want to be disturbed by the ringtone. The color light model also has 4 colors selectable, You can set different colors for different doors. Expandable Wireless Home Security:Each receiver of this motion sensor detects alarm can work with 32 Infrared transmitter/ Magnetic sensor and 8 Remotes at most. Wide Wireless Range:Open places Working Range up to 280m/918ft between the receiver and Infrared transmitter. detection range of the infrared sensor approximately 4-8m/13-26ft.If the device's working distance becomes shorter, please replace the battery or recharge it in time. Memory Function:Remember your last set melody and volume level after power off, then don't need to reset to your previous settings again. Wide Applicable:Very suitable for all kinds of shops, upscale clubs, hotels, offices, factories, homes, banks, store,garage, supermarket, boutique,villas, mailbox, and so on.Can be used as a doorbell during the day, and converted into an anti-theft alarm at night. 5 Modes Switchable:1 Welcome,2 Doorbell, 3 Alarm,4 Color Light, Lighting Model,5 modes cyclically switch Receiver Power Supply: Micro USB (not included) or AA alkaline battery x 3 (not included) Infrared Transmitter Power Supply: Micro USB (not included) or AAA alkaline battery x 3 (not included) Working temperature: -14-90 F Transmitter detection angle: up and down 360 degree, left and right 360 degree

• 【5 Modes Motion Sensor Alarm】Not only serves as a motion sensor to detect alerts but also has other functions. Welcome / Doorbell / Alarm / Color light / Lighting Mode. Motion detectors are essential in a home security system. While wireless door chime is suitable for indoor applications, please note that it is not waterproof
• 【36 Ringtones & 5 Welcome Language Rings】5 welcome languages are selectable in welcome mode. 36 ringtones selectable in doorbell mode. Welcome/doorbell/Alarm model has 4 level volume adjustment. Color light/ Lighting mode is silent and has 4 levels of brightness adjustment. Great for people with hearing disabilities or if there is a sleeping baby in your house
• 【Sensitive & Wide Wireless Range】The motion sensor doorbell entry alert door chime for business stores catches movement from a broad scope of space, with a working Range of up to 280m/918ft between the receiver and motion sensor. The detection range of the infrared sensor is approximately 2-8m/7-26ft to keep you informed and safe
• 【Expandable Wireless Home Security】You can choose the quantity of transmitters and receivers you like. Each receiver of this motion sensor alarm can work with 32 motion sensors and 8 remotes at most. The doorbell uses distinct colored lights (red, green, blue) to differentiate between sensors, though it does not support assigning unique chime sounds to each (Remote Extra Purchase ASIN: B07HQS5G5V)
• 【Easy to Install & Use】The wireless doorbell can be used by connecting USB port or installing it with batteries（infrared sensor needs 3 AAA batteries and receiver needs 3 AA batteries)to make it work. Both the infrared sensor and the receiver have a mounting base. The motion sensor doorbell can be rotated 360 degrees from left to right and 180 degrees from top to bottom