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Green power electric bicycle 36V250W 48V 350W rear motor kit pedal assist electric mountain bike

1-19 Sets
20-49 Sets
>=50 Sets
Min. Order
1 Set
Choose your specifications
Company Information

Shenzhen First Technology Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 2,400,000+
5 Years Paid Supplier Supplier Trade Assurance
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Quick Details

Wattage: 251 - 350w
Voltage: 48V
Power Supply: Lithium Battery
Wheel Size: 26&quot; 27.5&quot; 29&quot;
Motor: Brushless
Certification: CE
Frame Material: Aluminum Alloy
Foldable: No
Max Speed: 30-50km/h
Range per Power: &gt; 60 km
Place of Origin: Guangdong China
Brand Name: KRISSTALL / E5-Speed
Model Number: E5-Speed
Product name: E5-Speed
PAS: Intelligent Speed Sensor
Motor Power: 250W/350W
Battery: 36V10A / 36V13A / 48V10A
Controller: Integrated Controller
Display: LCD Display
Product Keywords: Motor Powered Bicycle
Range: 40-60 Kms
Speed: 35km/h
Charging time: 4-6 Hours
Selling Units: Single item
Single package size: 140X75X20 cm
Single gross weight: 25 KG
Package Type: Packaging Details 1)Material:Carton package. 2)Size:140CM*75CM*20CM 3)Container Quantity:20HQ-124Sets;40HQ-295Sets
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Green power electric bicycle 36V250W 48V 350W rear motor kit pedal assist electric mountain bike

Product Description
Electric ParametersSpecification
Riding ModeElectric Power Assist (5 Shifts)
 Pure Electric (5 shifts)
 Pure Human Riding (8 speeds)
Endurance MileageElectric Power Assist,70~110KM
 Pure Electric,40~60KM
Motor Assist speedMax 35KMH, speed limit 20/25/30KMH
Max Load120 KG
BatteryZB18650 Power Lithium, 36V10A / 36V13A / 48V10A
 with USB2.0 port 5V2A (For phones, etc.)
Full charging Time4-6 Hours
Charging Times>1000 Times
Charging ProtectOvervoltage,Overcurrent Protection,etc.
 ShortCircuit,ReversecConnection Protection,etc.
MotorRear Drive, 36V250W / 36V350W / 48V350W
 DC Brushless,Toothed,Low resistance&noise
Max Torque≈60 N.M
Waterproof gradeIP54
Controller5 Shifts intelligent IC control system
 Sine wave integrated IC control chip
MonitorLCD digital display control instrument
Display FunctionMPH,Miles,Electricity,Shift,Failure,etc.
Setting FunctionMileage cleared,Wheel size,etc.
Waterproof GradeIP6
Assist Sensor12 Magnetics pulse&double Holzer, Speed(cadence)
Shift LeverStepless speed regulation thumb-Lever
Brake power offPower off Brake lever or Pedal stop
Speed sensingBuilt-in Motor Holzer
Wire connectorAll waterproof quick connector, routing Inside frame

Please contact us about the Cheapest Shipping Cost! 
Newest e bike with Middle engie Torque and Speed electric system.
Newest e bike with Battery Internal electric system.

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24-hour online customer service

Company Information

International standard factory
Twitter Bicycle factory is located in Longhua Shenzhen and it is an enterprise focusing on the design and development,production and sales for middle-to-high range bicycles, which has more than 50 employees and over 5000 square meters of factory. The company adheres to excellent design, High-quality products, perfect service, pragmatic prices to meet customer needs and continue tracking of domestic and foreign advanced technology, and strengthen the development of new products. We main lining bikes(Road bike,mountain bike,folding bike,e bike,children bike and etc) and accessories(bike frame,fork,wheels and etc).Exported products to over the world.There are 40% in the Southest of Asia markets;10% in the America markets;10% in the Europe markets;10% in the the Middle East and etc.

Top Bicycle Frame factory
Bicycle frame made of high quality aluminum alloy material, it is molded by exact welding after precise cutting, then processed by the world’s top T4/T6 heat treatment technology, the parts which have high requirement about the size will be precisely machining, finally all the parts will be assembled by manual and inspected strictly in high standard requirement to ensure each TWITTER is perfect.

Perfect Twitter Bicycles
To assemble a perfect finished product, all parts are strictly selected such as frame, transmission system, wheel sets and passed by strict type testing and field verification to ensure perfect overall portfolio each Twitter frame has a VIN so that QC can track every production

steps, the professional workers will assemble and sell them all over the world.


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Packaging & Shipping

Strong Packing
1)Material:Carton with Plastic carton package.
3)Container Quantity:20HQ-124Sets;40HQ-295Sets

Our Services

Excellent and Efficiently service.

1)Professional R&D team, and we cooperate with many brands to design and develop e Bikes and e Bike kits.
2)CE,RoHS,Reach certifications we can offer.
3)OEM service.The MOQ is 124 sets for aluminum models and 50 sets for carbon models.OEM service including design, painting, packing and etc.
4)A+B packing sercice help to aviod high tax.


European quality level

1)Quality is our number 1 focus for the entire team.

2)The design, injection, QA & packaging are all done in-house for efficiency and to standardized a high level of quality control.

3)Wrranty is 1 year under normal using(not man made damage).

4)All of e Bikes and bicycle parts will be tesed before shipping.

5)If you received some not working can show the pictures to us or  send it back to us to repair or repace.


24-hour online customer service

1. Q: Can I get some samples?
A: We are honored to offer you sample for quality check.
2. Q: Can I mix different models?
A: Yes, different models can be mixed .
3. Q: What payment do you accept?
A: In general, our payment is T/T ,Credict card,Visa,Deposit and etc.
4.Q: If you want to know more about us psl contact me directly.:)

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