Please keep remote and Yeelight Ceiling Light in same room. Power on Yeelight Ceiling Light, then press "OFF" and "M" button on remote at the same time, while the indicator start blinking indicate remote start binding to Yeelight Ceiling Light. Yeelight Ceiling Light will blink to indicate binding complete.
Please make sure remove the insulation sheet from battery cabin.
Please make sure bind your remote in one minute after Ceiling Light electrified. Upon failure, please electrify your Ceiling Light again and retry the operation mentioned above.