I have used a modified Zigbee relay to make a button, not battery powered but runs from 12V DC.
https://community.home-assistant.io/t/diy-dc-zigbee-button-and-repeater-sort-of/562038
I have used a modified Zigbee relay to make a button, not battery powered but runs from 12V DC.
https://community.home-assistant.io/t/diy-dc-zigbee-button-and-repeater-sort-of/562038