Best performance mid drive electric bike

max speed 25-35km/h
motor power 36V250W/350W, 48V500W
lithium battery 36V9AH/10AH, 48V10AH
1:1 PAS mode, range 60-100km per charging
Short charging time-only 4-6 hours
SHIMANO 7/9 gears with derailleur
LCD display