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Lvbu Bottle Battery Ebike Kit KF Series

Only one cable connection
Super Easy to fit without special tools

Smart Asssit system / High Efficient Output Arrangement / Assist Range upto 90KM / Bluetooth 5.0 / Induction cut off system / Built in Gyroscope / Road Slope degrees detection / All Terrain Application / Anti-theft tracking

Just 2 steps to convert a normal bike into a smart ebike

The KF series ebike kit can be quickly installed on your bike. It can be installed by anyone in a few minutes. There are two simple steps to turn your normal bike into a smart ebike:

Fits Every Size Of Bike

KF series electric bicycle kit fits all standard bikes. It has multiple sizes from 16" to 29" and 700C

Product Specifications

  • Smart ebike kit

    Fast installation in 5 minutes

  • 16-29 inch

    Multiple wheel size

  • Bluetooth 5.0

    A new era of interactive experience

  • Speed ≤35km/h

    250/350W high speed permanent magnet motor

  • Micro Power

    Provides you the best cycling experience

  • Four control ways


5.0 Intelligent bluetooth connection

Bluetooth 5.0 module allows you to connect multiple devices at the same time

ARM Cortex-M3 main chip

with 6-axis gyroscope motion processing chip
configure Bluetooth 5.0 Moduel
6 high-sensitivity speed-measuring magnets for precise speed measurement

Micro Power System

7 years of research and development has gone into creating a versatile and cost-effective product for cyclists.
The micro power system offers intelligent assistance with induction brakes that have a response time of 10ms.
The system can sense the speed, acceleration and road slope,
it will help you automatically when you pedal.Uphill automatically increase power,downhill automatically cut off power.

5 Smart Assist Modes

Thanks to the advanced algorithm, you can ride it naturally without any jerky and laggy, just like the electric assist is a part of you. It will work in tune with your pace. And we will keep on optimizing the system and publish it from time to time. You will be able to update the system via the APP.

  • Leisure mode
  • Commute mode
  • Exercise mode
  • Manual mode
  • Climbing mode

Check the real time cycling data
and set the assist mode on the APP

And also you can check the speed, temperature, power, mileage, etc.

  • Real-time data
  • Riding speed
  • Battery
  • Temp
  • Mileage
  • Lock
  • Assist mode
  • Devices

Wepower APP
provides you better riding experiences

You can use the APP to control the wheels,
upgrade the firmware, set the assist mode, set the assist level,
calibrate the gyroscope angle, and detect the fault.

Over speed alarm makes it safer to ride. You can set the over speed alarm value in the APP.

It will alarm and the signal light of the battery will turn red when the speed is over the value you set. Anti-theft tracking,lost bike tracking. You can report lost when your bike is stolen. After you report lost, once the thief tried to connect the wheel with the APP, the system will locate the mobile phone, disable the motor immediately and upload the information to the server.

Speed up to 35km/h

Speed limitation is settable in the APP.
*The default Speed limitation is 25km/h, you can set the speed limitation up to 35km/h in the APP.

Anti-theft tracking,lost bike tracking. You can report lost when your bike is stolen.

After you report lost, once the thief tried to connect the wheel with the APP, the system will locate the mobile phone, disable the motor immediately and upload the information to the server.

250-500W high speed brushless motor

Small size, light weight, high efficiency, smooth operation, long life
Planetary gear and clutch: no resistance, easy to ride even when the battery is dead.

Rated power:  250W-500w
Peak power:  500W-1000W
Voltage:  36/48V
Structure:  Gear Drive
Max torque:  >80%
Ultimate torque:  30-85N.m
Assist speed:  ≤40+km/h

IP65 waterproof

IP65 waterproof grade makes you ride freely in the rain.

High quality 18650 lithium battery

EV lithium-ion battery cell with internal resistance as low as 18mΩ, capacity of 2900mA, 3C high-rate discharge.The 18650 power lithium battery offers consistency, high energy density, and faster charge-discharge performance.
Tried and tested over time, 80% capacity remains after 1000 cycles.

Using Taiwan high-performance and high-safety BMS battery protection system

  • Over-discharge protection
  • Over current protection
  • Temperature protection
  • Over charge protection
  • Short circuit protection
  • Battery balance

Multifunction bottle battery

  • Powder coating finish

    More durable and stronger than painting,
    not easy to scratch

  • Extra fix point to hold the battery firmly

    New snap function between controller and battery,
    The battery holder can clip the handle of the battery
    and makes the battery stay in the holder firmly

  • Hidden lock

    The battery lock is located directly under the controller
    which is safe and concealed

  • Battery flashlight

    You can take out the battery and use it as a flashlight.

  • Battery level indicator lights

    Indicates the battery level and the speed
    Indicates the battery level when it’s static
    Indicates the speed when the bike is running
    (red, green, blue, and orange)

  • Brand new Type-C charging

    The Type-C charge and discharge port,
    supporting 18W fast charge for mobile phones.

High quality rim, skilled wheel truing process

High-quality carbon steel spokes and high-quality knitting technology, the overall toughness is higher.
The tension of the spokes is 50-110 kgf, and the runout is 0.5-0.6mm.

Packing list

  • Wheel with motor

  • KF bottle battery

  • KF battery holder (controller)

  • Bluetooth display (optional)

  • Charger

  • Pedal sensor (optional)

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