You are buying a set of inner tubes, as pictured.

This 10x2.5 TUOVT set of inner tubeswill fit tyres like:
#255x80
#10x3.0
#80/60-6
and scooters like:
#Zero 10X
#Inokim OX
#kugoo M4Pro
#Kaabo Mantis
#VSett 
and other electric scooters but keep in mind that it's your responsibility to make sure that they will fit on your scooter.