TechCurious: YMMV, but from my experience — Thread is overkill for this use case.

6 hours ago · profile

Tangent: you should understand how Zigbee routing works for it explains the behavior.

See also

• The best way to add battery-powered sensors?
• OpenHAB — is it worth the effort for beginners?
• Quick question: how do I set up automations without creating loops?