Qualisports Dolphin STD / PLUS Folding Electric Bike

Power Meets Versatility. Designed for the Long Haul.

The Qualisports Dolphin STD/PLUS is a premium folding electric bike built for riders who want exceptional range, comfort, and everyday versatility. Whether you're commuting, exploring new routes, or traveling with your eBike, the Dolphin combines powerful performance with a compact folding design that's easy to store and transport.

Equipped with a 500W geared hub motor (750W peak) and a high-capacity 48V battery system, the Dolphin delivers smooth acceleration, reliable hill-climbing capability, and an impressive range of up to 70+ miles on the PLUS version. The lightweight aluminum folding frame, hydraulic disc brakes, and Shimano 7-speed drivetrain provide a comfortable and confident ride wherever your journey takes you.

Designed for convenience and long-distance riding, the Dolphin folds down in seconds, making it perfect for apartments, offices, RVs, boats, and vehicle trunks.

Key Features

⚡ 500W Geared Hub Motor (750W Peak)
Delivers powerful acceleration and smooth performance for commuting and recreational riding.

🔋 Extended Range Battery Options

• STD: 48V 10.5Ah Battery
• PLUS: 48V 10.5Ah + 48V 7Ah Dual-Battery System
• Up to 70+ miles of range

🚲 Compact Folding Design
Folds to just 33" x 14.5" x 28.5" for easy storage and transportation.

🛑 Hydraulic Disc Brakes
Superior stopping power and enhanced control in all riding conditions.

⚙️ Shimano 7-Speed Drivetrain
Smooth shifting for hills, city streets, and longer rides.

📊 LCD-7 Display with USB Port
Monitor speed, battery level, distance traveled, and conveniently charge mobile devices.

🚀 Top Speed
Up to 20 MPH

💡 Included Accessories

• Front & Rear Fenders
• Front & Rear Integrated Lights

🪑 Ergonomic Comfort Saddle
Designed for enhanced comfort during longer rides and daily commutes.

Technical Specifications

Electronic System

• Motor: 500W Geared Hub Motor (750W Peak)
• Battery: 48V 10.5Ah (STD) / 48V 10.5Ah + 48V 7Ah (PLUS)
• Display: LCD-7 with USB Port
• Throttle: Left-Side Thumb Throttle
• Pedal Assist: 12-Magnet Cadence Sensor
• Range: 45–70+ Miles
• Top Speed: Up to 20 MPH
• Charger: 54V 3A Fast Charger

Bicycle Components

• Frame: 6061 Aluminum Alloy Folding Frame
• Fork: Rigid Aluminum Alloy
• Tires: 20" x 2.3"
• Brakes: Hydraulic Disc Brakes
• Derailleur: Shimano 7-Speed
• Freewheel: Shimano MF-TZ500 14-28T Thread
• Crankset: Prowheel 52T 165mm with Plastic Guard
• Saddle: Ergonomic Comfort Saddle

Geometry & Dimensions

• Unfolded Size: 63" x 23.6" x 44.5"
• Folded Size: 33" x 14.5" x 28.5"
• Weight: 51.5 lbs (STD) / 55.8 lbs (PLUS)
• Max Payload: 300 lbs
• Recommended Rider Height: 5'2" – 6'2"
• Wheelbase: 41.73"

Perfect For

✔ Daily Commuting
✔ Long-Distance Riding
✔ RV & Van Life
✔ Urban Transportation
✔ Weekend Adventures
✔ Riders Seeking a Compact Folding eBike

With its powerful motor, extended range, premium components, and compact folding design, the Qualisports Dolphin STD/PLUS is built to go farther, ride smoother, and fit seamlessly into your lifestyle. 🚲⚡