• ✨【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 Model. Motion detectors are essential in a home security system. Doorbell chimes can detect movement in the surrounding areas - driveways, front porches, gates, homes, sheds, offices, walkways, swimming pools, stores, etc. And trigger an alert to the linked receiver.
• ✨【36 Ringtones & 5 Welcomes Doorbell Rings Languages】5 welcome languages are selectable in welcome mode. 36 ringtones selectable in doorbell mode. Welcome/doorbell/Alarm model has 4 level volume adjustable. Color light/ Lighting mode is silent and has 4 levels of brightness adjustable. Great for people with hearing disabilities or if there is a sleeping baby in your house. The color light model also has 4 colors selectable.
• ✨【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. You can put the motion sensor detector on the porch, gallery, or mailbox and put the receiver in your house.
• ✨【Expandable Wireless Home Security】Flexible design according to your actual needs. You can choose the quantity of transmitter and receiver you like, which can be freely matched and set special lights or ringtones with each other. Each receiver of this motion sensor alarms for elderly an alarm and can work with 32 motion sensors and 8 remotes at most. While wireless door chime entry alert commercial is suitable for outdoor applications, please note that it is not waterproof.
• ✨【Easy to Install & Use】The wireless doorbell can be used by connecting USB port or installing it with batteries（infrared sensor needs three AAA batteries and receiver need three 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. So easy to install and can rotate to any position you need.