PAVEOS Motion Sensor Door Chime For Business,Commercial Music Doorbell,Retail Store Welcome Buzzer,Sleepwalker Elderly Toddler Monitor,Detector Alarm Feature： EASY, FAST, WIRE INSTALLATION: portable sensor detects motion-when entering and sends a signal to the receiver Humanized design, angle adjustment: 180 ° Adjust bracket, 360 ° universal Adjust base, suitable for installation in various scenes, more convenient to adjust the angle of use Multi-language selection: built-in 11 languages to welcome the, a variety of pleasing ringtones can be switched to high-pitched, beautiful and, greatly improving the purchase opportunity MULTIPURPOSE: motion activated sensor chime, door alarm,mailbox alert,entry alert chime for business welcome doorbell, fall and pet dog monitor alarm. Fall reminder for the elderly Wide range sensor, Adjust sensitivity: Adjust sensitivity, infrared sensing width 8m, distance sensing, sensing range angle adjust Wide range sensor, Adjust sensitivity: Adjust sensitivity, infrared sensing width 8m, distance sensing, sensing range angle adjust High-tone horn reminder, applicable to large scenes: built-in independent speaker, high- welcome-theft reminder, high frequency, high-pitched frequency alarm Power supply system: can be connected to power supply, and can support battery power supply ,(Battery not include) Product parameters: Product name: sensor doorbell Color: white Product principle: infrared induction range: up and down 60 °, left and right 120 ° Detection distance: 0-8m Product material: ABS Product design: 360 ° rotation Maximum volume: 110bd Ambient temperature: - 10 ° C-30 ° C Product use: doors and of villas, commercial houses, offices, etc Power supply mode: 5V, 3 AA5 batteries, USB data cable (Not included) Package size:14x10x6cm/ 5.51x3.94x2.36 inch Gross weight:120g/ 0.26 lb The Pakage Include: 1 x Door bell 1 x Installation tool 1 x Use manual Househeld supplies for adult and children Design: Our security tools adopts a close-to-life design, just to achieve a satisfying experience for you. Durability: This security tools is made of sturdy and durable materials, which can maintain its functionality even after frequent use. Multipurpose: This security tools can provide convenience for your daily life, whether it is for daily work or home leisure, you can also give it to your husband/wife/family, they will love it! Wide Selection: Discover an extensive range of household tools, from indoor to outdoor accessories, ensuring you find exactly what you need for your home . This security tools will surely fulfill your needs! Service: If you encounter problems in the process of using security tools, please feel free to contact us and we will solve them for you.