The 28 inch bike kit combines the full E-bike technology: direct drive Brushless Gearless high torque hub motor to change almost every bicycle into a personal electric bike. Save energy, protect environment and save money with a lot of fun.
This 28 inch bike conversion kit works with a 48V battery.

Main Features:
>. Rim: 28 inch double wall Alloy (Rim Fit For: 28 × 1 1/2" tire)
>. Spoke: 12 gauge / 184mm Length × 36 pcs
>. Default: Black spokes
>. Optional: Silver spokes -- Please leave message.

>. Engine : Bldc hub motor
>>. Voltage: 48V
>>. Power: 1500W
>>. Efficiency: 90.5%
>>. Max speed: 72.9 kmh -- 45.2 mph Default (Optional other speed: 35mph or 25mph,15mph...please leave message)
>>. Mechanical brake: Disk or  V
>>. Sprocket: Freewheel or Cassette
>>. Cable location: shaft end, LEFT
>>. Cable length:100cm / 40" -- Update “3mm phase wires” & "Newest version hub"
>>. Install: spacing of Min 135mm to Max 155mm fork
>>. Noise: < 60 db
>>. Surface: Black painted

>. Driver: brushless controller
>>. MOSFET: 12 PCS
>>. With LCD: YES
>>. Rated Voltage: DC 48 Volts
>>. Min. Voltage: DC 40 ± 0.5 V
>>. Rated power: 1500 Watts
>>. Casing material: aluminium
>>. Maximum Current: 40 A ± 1 Amps
>>. Thermal: aluminum shell and the substrate
>>. 3 phase 120° brushless motor
>>. Operating Conditions: -20~45 °C
>>. Waterproof design
>>. Size: 171 mm L × 82 mm W × 42 mm H

With LCD, More Function:
* Cruise -- Green button Control (While motor is working,press green button one time,it will be "CRUISE" - running as the same speed)
* Reverse -- Yellow button Control ("Left side & Mid / forward -- "Right side / backward")
* Kmh / mph
* Set Max speed ( 0 ~ 72 kmh )
* Pedal assist
* ...

Package Content:
1 x 28 inch 48V 1500W rear hub motor wheel
1 x 48V 1500W motor controller
1 x LCD
1 x Twist throttle -- Cable length: 1500mm
1 x Brake levers -- Cable length: 1500mm
1 x Three button switches ( control cruise .. ) -- Cable length: 1500mm
1 x Pedal assist -- Cable length: 900mm

Net Weight: 11.7 kg
Package Size: 66cm L x 66cm W x 25cm H
Package Type: Cardboard Box

Diagram:	Motor Drw.	Performance: