Qualisports 350W Dolphin Folding Electric Bike

QuailsportsSKU: EB-350DOLPHIN-BLK

FREE SHIPPING to Continental US

Color: Black
Sale price$1,399

Motor Size:

350 Watt MXUS Brushless Geared


36V 14ah Samsung Lithium Ion

Drive Mode:

Class II: Throttle Pedal Assist

Frame Type:

6061 Aluminum Alloy Foldable Low Step

Wheel Size:

20" x 2.35"

Motor Position:

Rear Hub

Financing Available

Pay in 4 interest-free payments.

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Premium Warranty

Every bike comes backed by a warranty against manufacturing defects

Get the best on the market with a 350W Dolphin folding electric bike by Qualisports, which has been improvised with a strong 6061 aluminum frame, powerful 350W brushless geared motor, and highly efficient 14Ah Samsung battery. Ride effortlessly by engaging the throttle mode as it lets you travel for long hours without the need to pedal. The bike’s multi-function LCD gives the vital riding details to keep you updated throughout the ride.

LCD Display

We also intergraded a multi-fuction LCD display on board together with a 12 dots Cadence Sensor to help the riding experience more enjoyable . The LCD panel has the following visual indicators on it. 5 levels of PAS (Pedals Assist levels - 5 levels), battery level indicator, timer, speed, distance, average speed, trip distance, trip timer, ODO, max speed, battery voltage indicator, Lamp on/off, back lights, walking mode and cruise control mode.

Stronger Motor

The rear mounted 350W brushless geared motor has been re-engineered from inside and out. New material was utilized in the gears producing a stronger magnetic field is applied inside the motor which achieves a more powerful and efficient motor that will endure a longer lifespan.

Bigger Battery

The Dolphin features a 14Ah Samsung battery, hidden in our patented seat post battery system that lasts longer, is more efficient and encased with full battery-cell protection sleeve. This e-bike will allow Qualibikers to ride between 50-60 miles of utilizing the PAS (Pedal Assist) mode and 30 miles range on the throttle mode in a single charge. The intergraded customized BMS system protects the battery from over charging, over heating, stabilizes and regulates current output.

Easy Fold and Easy Go

Qualisports folding structure makes the folding size only 830*480*700mm, weights only 47 lbs. It can easily fit in the back of an SUV, in the trunk of a car, RV and easily folds for ease of transportation.

Smoother Riding

The Re-programmed FOC controller offers Quali-bikers a more enjoyable and comfortable riding experience. This is accomplished by the integration of our components mentioned above to provide a smoother fluid motor engagement.

Stronger Frame

The industry standard 6061 aluminum frame is lightweight, sturdy, and can withstand shocks of the uneven roads while carrying heavier cyclists.


Motor: MXUS Brushless geared DC motor
Brakes: 160mm disc brakes
Rim: 20 inch Al-Alloy 12G36H
Size: 62.9*23.3*44.1inch
Motor efficiency: ≥85%
Tire: 20x2.35"
Folding Size: 32.6*18.9*27.5inch
Chain wheel: Prowheel 52T
Freewheel: Shimano 14-28T
Net weight: 50lbs
Max torque: 40N.m
Derailleur: Shimano 7 speed
Range: 62.5Miles(PAS)
Overcurrent protection: 15±1A
Chain: KMC
Max. load: 300lbs
Handlebar: Promax
Display: Kunteng LCD
Charging time: 6~7 Hrs
Modes: 5 levels
Controller: Kunteng sine wave FOC
Battery type: Samsung Lithium-ion 36V 14ah
Tire diameter: 20x2.35 Inch
Brake levers: Al-Alloy e-bike lever
Frame: 20 inch 6061 Al-Alloy Foldable
Front fork: 20 inch 6061 Al-Alloy

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