Motor: ADH-300XL KV:4250            
                   
Tested with AEO E-Power 40A ESC       Weight : 47grams
No Load Data: Max. Power : 36A or 390W
7V 2.4A 29500rpm Dimension: 23 x 45(mm)
8V 2.6A 34300rpm Length of shaft: 13(mm)
10V 3A 42850rpm Diameter of shaft: 3.0(mm)
Motor: ADH-300XL KV:5250            
                   
Tested with AEO E-Power 40A ESC       Weight : 33grams
No Load Data: Max. Power : 44A or 450W
7V 3.4A 36770rpm Dimension: 23 x 45(mm)
8V 3.7A 41600rpm Length of shaft: 13(mm)
10V 4A 52000rpm Diameter of shaft: 3.0(mm)