Ikea Tradfri bulbs are zigbee repeaters. So are most zigbee bulbs, with a few exceptions like Sengled. See the community FAQ:
FAQ: Are Smart Bulbs Repeaters? (Updated 2019: the new answer is yes, but may be inconsistent)
Ikea Tradfri bulbs are zigbee repeaters. So are most zigbee bulbs, with a few exceptions like Sengled. See the community FAQ:
FAQ: Are Smart Bulbs Repeaters? (Updated 2019: the new answer is yes, but may be inconsistent)