36V 48V 52V 45A 1200W-1800W eBike Rear Wheel Conversion Kits with UKC1 Color Display 7 Speed Threaded Freewheel 20", 24", 26", 27.5", 700C, 29" Rear Wheel

36V 48V 52V 45A 1200W-1800W eBike Rear Wheel Conversion kits with Display 7 speed threaded freewheel
Motor power: 36V/48V/52V 1200/1500/1800w
Axle: 10mm* M14mm
Type: Rear motor
Voltage?36V/48V/52V
Wheel Size Options: 20"/24"/26"/27.5"/700C(28")/29"
Magnet Height?35mm
Design: Brushless Gearless DC Hub Motor
RPM/min: 550
Cable size: 3.0mm2
Max torque: 40N.M
Max Efficiency: >=88%
Rear Fork Dropout Width Requirement(7-speed Freewheel): 142mm
Brake: Disc brake
Parts Included: eBike Rear Motor Wheel (with 7-speed freewheel, without Tire and tube) , 3-mode Sine Wave Controller, Color Display UKC1, Half-bar Twist Throttle with Key/Lock, Brake Levers, PAS, Controller Bag
Motor N.W?7kgs
FAQ:
1. How shall I match my motor for first time use? (Very Important)
1). Lift your motor wheel off ground (very important)
2). Connect Self-learning plug 6-8 seconds
3). You will see motor wheel rotate slowly
4). Please check whether rotation direction is correct
(a). If correct direction, then keep 6-8 seconds, then disconnect
(b). If reverse direction, then disconnect and plug again till get correct rotation direction, then keep 6-8 seconds, then disconnect
5). Motor and Controller Pairing finished!