Highlights:
1.Qualisports DOLPHIN - 20inch Folding Electric Bicycle FREE FENDERS 36V/350W Portable Foldable eBike for Men Women Adults.
2.COMPLETLY ASSEMBLED - Qualisports electric bikes are shipped at fully assembled. You just need to take out the bike from the box, unfold it and connect the battery to the controller and then, take it for a ride! All bikes come with a set of fenders, a flash light will batteries, a bell and a bag of
3.HEIGHT ADJUSTABLE - Easily adjust the bicycle seat and handlebar.Can comfortably accommodate a Cyclist ranging from 150 - 195 cm- (5in to 6.3in) so mom, dad and the kids can all share it.
4.350W POWERFULL MOTOR - The 20inch DOLPHIN folding ebike is equipped with 350W high speed brushless motor, with speeds up to 20mph, providing more than enough to power your daily commute, a cruise on the mountain, or a meander along your favorite trail.
5.WARRANTY - All other components on the bike and extra-bought accessories warranty 1 year(Carry bag not included). Battery warranty: All Qualibike batteries come with a 2 years warranty(Battery circle lifetime is 600~800 depends on the environment).

Details:

EASY FOLD AND EASY GO

Qualisports folding structure makes the folding size only 830*480*700mm, weights only 50lbs. It can easily fit in the back of an SUV, in the trunk of a car, RV and easily folds for ease of transportation.

 

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.

 

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.

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 vis
ual 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.

STRONGER FRAME

The Dolphin has been crafted and tested under our strict guidelines and procedures. The frame is made of 6061 Aluminum which is an industry standard known for its lightweight and strength, allowing our bikes to appeal and support heavier heavier cyclists.

 

 Quality is in our name -built with quality parts inside and out

Parameter

Product name: Dolphin	Motor: MXUS Brushless geared DC motor	Brakes: 160mm disc brakes
Model name: QSEB 03	Rated output power: 350W	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	Rated RPM: 310±10r/min	Chain wheel: Prowheel 52T
Wheelbase: 43.5inch	Rated voltage: 48V	Free wheel: 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	Low-voltage protection: 30±1V	Handle bar: Promax
Max. speed: 20MPH	Kwh: ≤1.2Kw.h	Display: Kunteng LCD
Charging time: 6~7 Hrs	Modes: 5 levels	Controller: Kunteng sine wave FOC
Battery type: Samsung Lithium-ion	Tire diameter: 20x2.35 Inch	Brake levers: Al-Alloy e-bike lever
Battery capacity: 36V 14Ah	Frame: 20 inch 6061 Al-Alloy Foldable	Saddle: KNUS
Noise : ≤ 62 dB(A)	Front fork: 20 inch 6061 Al-Alloy	Pedal: Foldable Pedals