This is Nina from Ostar Lighting Limited.
Ostar is a LED lighting innovation company, specialized in design, R&D, engineering, production and marketing of LED lightings and drivers.
We have promoted several new series led lighting.
You can change the color temperature by yourself at any time.
You can also control all of your lamps by your mobile.
Call me at +86 135 8876 9413 and let’s talk more.
Thanks and Best Regards,
Ostar Lighting Limited
#56 Xixiang Road, Binjiang District, Hangzhou 310053 China