The feature simply lets you set cellular data limit. Your phone will turn off cellular data once it reaches the limit you set.
To limit data usage on Infinix Hot 2 Android smartphone, pull down the notification panel from the top, then swipe down again to see your quick settings.
Thereafter, tap on the cellular data icon.
Tap on “More Settings”.
Toggle ON the “set cellular data limit”. Then drag the data limit bar (orange) as desired.
Alternatively, you can also go to “Settings” > “Data Usage” to set the data limit.