Can I connect my yeelight bulb without wifi

Yeelight LED Bulb (Color)
#1

i have brought a Yeelight color bulb . But I dont have WIFI in my house . How can I use the Yeelight bulb without wifi , plz help me …

Is it possible to setup the bulb with a single phone with 4G that creates a wifi hotspot?
#2

How do you access the internet? You can setup a hotspot in your phone and use the bulb.