KERUI M5 Wireless Doorbell Infrared Door Chime For Business Entering, Motion Sensor 32 Songs Welcome Alarm For Home Shop Business Store

Product details

• ➤ This wireless pir doorbell chime alarm has infrared detector, built-in speaker and red flashing light, it has wide probe range of 15° vertical detection and 110° horizontal detection angle, when some one approaches pir detection range, sound is quickly sent out from this small chime alarm. Suitable for many places, mount on the entry door of office, shop, restaurant etc. in greeting voice/music sound; main door of house, shed etc. in alarming noise..
• ➤ This alert chime alarm has two power supplies: three AAA batteries(NOT included) and US standard adapter(Included), to use power adapter provides lasting stable power supply, you can also put in AAA batteries to make the chime alarm work without position limitation or in case of power failure..
• ➤ This store door entry chime is easy to install, came with double-face tape, screws, you can mount it according to your preference. Please pay attention that the entry alert chime for business is indoor use without weather-proof function, do not install the item in the rain, direct sunshine for a long time, strong magnetic, heavy cold and hot air etc. interference places..
• ➤ This motion alarm welcome is simple and user-friendly, designed with mode, music, volume button, power switch and power port, turn on power switch, switch mode button to the mode you want, adjust volume with volume button(4 levels), change music with music button(32 musics selectable) based on your need. Please note that music button only works in music mode; volume can not adjusted in alarm mode..