Qualisports 350W Dolphin Folding Electric Bike

QuailsportsSKU: EB-350DOLPHIN-BLK

FREE SHIPPING to Continental US

Color: Black
Sale price$1,399


Get the best in the market with a 350W 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.

  • Multi-function LCD: The visual indicator displays battery level, speed, distance, time, trip distance, timer, max, speed, battery voltage, so you stay updated throughout.

  • Foldable Frame: Reduce the bike's size and fit it inside the car trunk, RV, and make transportation easier.

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

  • Electric Assist: You can activate the pedal-assist system or the throttle mode to enjoy a relaxed ride.

The bike uses a 6061 aluminum frame, tested for its rigidity and reliability. It can withstand the shocks while you ride through the challenging terrains. The industry-standard frame is strong yet lightweight. It can carry around heavier cyclists with ease.

The bike uses the most robust 350W brushless geared motor that creates a strong magnetic field while riding, making it robust and efficient. The maximum weight the electric bike can carry is 300lbs.

The bike comes with an integrated LCD equipped with 12 dots cadence sensor to make your riding experience enjoyable. You can access vital details like a battery, distance, timer, speed, max speed, ODO, backlights, and the cruise control mode with the visual indicator.

The bike’s foldable frame can be collapsed immediately and can be carried along in the car’s trunk, mounted at the back of the vehicle, or in a public transport vehicle. With the smaller frame, its storage becomes easier.

The bike uses Samsung lithium batteries, which are known for their durability, and compact design. The battery is protected by an integrated BMS system, which does not allow the battery’s overcharging and overheating. The customized system helps regulate the output of current.

The battery takes approximately The thickness of the tires is 20 X 2.35, due to which the bike passes through anything by muting down the impact of the bumps. The Shimano 7 speed derailleur will give you multiple speed options to ride through a different set of riding challenges. The maximum torque of the electric bike is 40 N.m.


  • SKU/Model No.: EB-350DOLPHIN

  • 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

  • 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

  • Low-voltage protection: 30±1V

  • Handlebar: Promax

  • 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

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