KERUI Wireless Indoor Motion Sensor Doorbell Chime for Business Visitor Alerts

About this item

• ♫ Main Function: Voice/alarm/music mode for you to select with mode button according to the need, “Dingdong, hello, welome”in voice mode; about 15 seconds continous alarm sound in alarm mode; play the music you select in music mode. 4 levels volume adjustable with volume button; total 32 musics selectable with music button.
• 🎵 Overview: This standalone chime alarm features motion detection, a 90db sound alert, and a flashing red light, with a detection range of 2-6 meters in open spaces. It effectively notifies you of intruders or visitors. The PIR motion sensor alarm is ideal for various settings such as shops, offices, and homes, providing alerts upon movement detection. It offers straightforward operation and simple installation, making it an excellent choice for a home security system.
• ♫ Supply Mode: There are two ways to power this doorbell chime: 9-15V power adapter and 3 AAA battery (Please note that power adapter and battery are not included in the package, you need to buy them by yourself). It is more convenient to use battery to power, without the limit of installation place while working time will be more lasting if using power adapter.
• ♫ Attention & Warranty: No matter which mode the pir shop entry chime is, when it plays voice/alarm/music, you can not forcibly switch off it or cut off power unless they finishes completely and red light stops flashing, or all the settings will be reset. 12-month warranty, technical support and friendly responsive customer service within 24 hours. Any questions, welcome to contact us by here email.
• ♫ Easy Installation: The horizontal detection angle of the chime motion detector is 110° while vertical detection angle 15°. Come with 2 screws and double-face tape. It is used directly after receiving, put in battery and adjust angle to avoid false alarm, not suitable for outdoor. If the product does not accurately respond to movement,works sporadically ,false alarm.Please re-install the motion sensor chime to adjust suitable angle avoid it or change new battery to try.