Cheapest Zigbee presence sensor? by Sonoff 🐱

This is the cheapest Zigbee Presence sensor made by Sonoff.
You can use it for more accurate room tracking compared to a motion sensor.
Check it out and buy it here:
itead.cc/produ...

[@ReduxTech]

It saw the catttt

[@xXRussiaboyXx147]

I own a motorhome and would like to install leds under my gifts. The question I ask myself is, which led conttoller should I use that should work together with a motion detector but that should work over the radio. Since I don't have wifi in the caravan.
Can you please help me further?