CallTou Motion Sensor Alarm,Indoor Wireless Infrared Motion Detector with 13 Welcome Chime,Recordable Motion Sensor Door Chime for Business Home Store Shop（with Recording） calling system (included) Tuner Technology ‎UHF Special

(included) Tuner Technology ‎UHF Special features ‎Long Range Display type ‎LCD Batteries included ‎Yes Batteries Required ‎Yes Battery Cell Composition ‎Lithium Ion Includes rechargable battery ‎Yes Product Dimensions ‎5

Step 3:Separate the sensor/ Press the button on the call button again to confirm whether the receiver can sound

you can hear the baby's voice all day

PIR motion sensor

Package Dimensions 5

CallTou Motion Sensor Alarm,Indoor Wireless Infrared Motion Detector with 13 Welcome Chime,Recordable Motion Sensor Door Chime for Business Home Store Shop（with Recording） calling system (included) Tuner Technology ‎UHF SpecialProduct Description [Motion Sensor Door Chime for Business]Motion sensor entry door bell support 8 different countries greeting languages & 5 unique chimes(Included voice recording). The all in one motion sensor door chime plays an important role in informing you of visitor,retail door chime motion sensor is suitable for shops American style,Chinese style,Thai style,Japanese style and other national style in the United States [2 Power Supply