The Xiaomi smart home solution is a low-cost zigbee ecosystem of devices that can stay on for a very long time with deep sleep on little batteries.
Best part about it is the price, less than 40 euros for the gateway (hub), and less than 20 for the individual sensors (you can maybe even find better prices online).
You can buy the smart home hub online at gearbest for example.
Available sensors :
This is my naïve test according to some specs found on the web.
import socket import binascii UDP_IP = "192.168.0.107" UDP_PORT_FROM = 54322 UDP_PORT = 54321 MESSAGE = binascii.unhexlify('21310020ffffffffffffffffffffffffffffffffffffffffffffffffffffffff') print ("UDP target IP:", UDP_IP) print (