pls look at 26CC leaf blower specific message :

engine type:1E34F
rate power:750w
displacement:25.4cc
fuel tank capacity:650ml
engine max output :0.75kw/6500rpm
engine max torque:1.1N.M/4500rpm
oil mixing ration:25:1
carburetor type: diaphragm type
max air speed:75m/s
output wind flow:12m3/min
N.W/G.W:4.2/5.2KG
size:40x35x22cm 
20FCL:870pcs    40FCL:1740pcs