Greencycle Motion Sensor Doorbell, Wireless Motion Sensor Door Chime Business Entry Doorbell, Retail Store Door Entry Alert, Bed Alarms for Elderly Dementia Patients (3 Receivers 1 Sensor)
About This 【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
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