SwitchBot Motion Sensor

Can detect body movement across a wider area range of up to 30 ft
An angle of up to 110° horizontally, & 55° vertically.
Set sensitivity settings to help make sure you’re always detecting the right things
Part of SwitchBot ecosystem & compatible with Alexa
Automatically turn your desk lamp on/off when it senses light.
Compatibility: Android 5.0+, iOS 11.0+
BLE: ≥5.0 (Long Range)
Third-party Service: Alexa,google,IFTTT,Smartthings,Clova，Siri
Battery Type: AAA / Alkaline battery×2 (Not Included )