includes:

UG63-868M WS101-868M-Scene/SOS WS156-868M VS121-868M-White/Black WS202-868M WS301-868M Milesight IoT Cloud-Pro 1
Mini Size/LBT Capability/Blind Spot Coverage 1650 mAh Li-SOCl2 Battery/ 5-Year Battery Life/NFC Enabled/IP30 Rated 2 * 590 mAh CR2450 Button Battery/3-Year Battery Life/NFC Enabled/IP30 Rated Power Input: 1 * Type-C/AI Vision Identification Technology/Equipped with Wi-Fi for Web GUI Configuration 1650 mAh Li-SOCl2 Battery/4-Year Battery Life/NFC Enabled/IP30 Rated Wire-Free/1650 mAh Li-SOCl2 Battery/4-Year Battery Life/NFC Enabled/Built-in Buzzer Intuitive Widgets Available (Clock , Map, Line/Pie/Column Chart, Alarm List)/Drag < Drop experience/Locate any Connected Device on the Map/Share with Different Levels of Permission