750W
Motor
350 LBS
Payload Capacity
100 Miles
Max Range
25Mph
Max Speed
Long-Range Battery for Extended Rides
The Romatlink Dolphin is powered by an outstanding battery that is composed of UL Safety cells and has a 48V 1440Wh large capacity. This gives you up to 100 miles of range on a single charge, so you can ride all day without having to worry about running out of power.
100 Miles
Per Charge
48V 30Ah
UL Safety Battery
1440Wh
Total Battery Capacity
Long-Range Battery for Extended Rides
The Romatlink Dolphin is powered by an outstanding battery that is composed of Samsung 21700 cells and has a 48V 1440Wh large capacity. This gives you up to 100 miles of range on a single charge, so you can ride all day without having to worry about running out of power.
100 Miles
Max Range
48V 30Ah
Samsung Cells
1440Wh
Total Capacity
Powerful and Smooth Rides
The Romatlink Dolphin is powered by a 750W motor that can reach a peak power of 1000W. This powerful motor allows the ebike to climb hills with ease, even on slopes of up to 30 degrees. The motor also provides smooth and effortless riding, even at high speeds.
750W
Continuous power
25Mph
Max Speed
75Nm
Motor Torque
Powerful and Smooth Rides
The Romatlink Dolphin is powered by a 750W motor that can reach a peak power of 1000W. This powerful motor allows the ebike to climb hills with ease, even on slopes of up to 30 degrees. The motor also provides smooth and effortless riding, even at high speeds.
750W
Continuous Power
25Mph
Max Speed
75Nm
Motor Torque
Dual Suspension for Comfortable Ride
With dual suspension, you can ride over rough terrain without feeling every bump and vibration. This makes for a more comfortable and enjoyable ride, whether you're commuting to work or exploring the trails.
350 lbs
Payload Capacity
132 lbs
Rear Rack Payload Capacity
Dual Suspension for Comfortable Ride
With Front and Rear Suspension, you can ride over rough terrain without feeling every bump and vibration. This makes for a more comfortable and enjoyable ride, whether you're commuting to work or exploring the trails.
350 lbs
Payload Capacity
132 lbs
Rear Rack Payload Capacity
Folding for Convenience and Portability
The Dolphin folds in just a few seconds, making it easy to store in your car, apartment, RVs or anywhere else you may be short on space.
93 lbs
Bike Weight
16.5 lbs
Battery Weight
Folding for Convenience and Portability
The Dolphin folds in just a few seconds, making it easy to store in your car, apartment, RVs or anywhere else you may be short on space.
93 lbs
Bike Weight
16.5 lbs
Battery Weight
Accessorize Your Ride
The Romatlink Dolphin is an e-bike for every member of the family:
Accessorize Your Custom Fit: Create your perfect loadout.
100 Miles
Per Charge
1440Wh
Total Battery Capacity
Waterproof for Peace of Mind
Whether you're commuting to work or exploring the great outdoors, the Dolphin is the perfect ebike for any weather condition.
100 Miles
Per Charge
1440Wh
Total Battery Capacity
Waterproof for Peace of Mind
Whether you're commuting to work or exploring the great outdoors, the Dolphin is the perfect ebike for any weather condition.
100 Miles
Per Charge
1440Wh
Total Battery Capacity
Long-Range Battery
The Romatlink Dolphin is powered by an outstanding battery that is composed of UL Safety Samsung 21700 cells and has a 48V 1440Wh large capacity. It can run up to 100 miles.
Dual Suspension
Front & Rear double suspension can help to absorb bumps and vibrations, providing a smoother and more comfortable ride.
Integrated Brake Light
The automatic brake light will be activated whenever you use the brake, which can prevent rear-end collisions while riding at night.
Multi-function LCD display
The Dolphin e-bike is equipped with a large, vibrant color LCD display that clearly shows the bike's speed, power status, and mileage.
20"X4" CST Fat Tires
Features 20"X4" CST fat tires for stability and traction.
Shimano 7 Speed Gear
The Shimano 7-speed gear system on the Dolphin e-bike allows you to easily shift gears and find the perfect level of resistance for your ride.
Durable 52T Aluminum Crankset
Upgrade 52T crankest reduces the risk of pedaling empty while riding.
Real-world Range Testing
Full Throttle
Preset
Avg. Spd. 16.79 MPH
Range: 65.56 Miles
After Unlocked
Avg. Spd. 22.73 MPH
Range: 43.76 Miles
Pedal Assist
Level 1
Avg. Spd. 12.83 MPH
Range: 95.00 Miles
Level 2
Avg. Spd. 13.95 MPH
Range: 85.00 Miles
Level 3
Avg. Spd. 15.97 MPH
Range: 74.00 Miles
Level 4
Avg. Spd. 17.91 MPH
Range: 65.70 Miles
Level 5
Avg. Spd. 18.85 MPH
Range: 58.27 Miles
（The results above were obtained with a rider weighing 160lbs, in a flat road environment at 69.8°F. Please note that the cruising range can vary depending on riding conditions; refer to actual usage for more accurate information)
Real-world Range Testing
Full Throttle
Preset
Avg. Spd. 16.79 MPH
Range: 65.56 Miles
After Unlocked
Avg. Spd. 22.73 MPH
Range: 43.76 Miles
Pedal Assist
ECO
Avg. Spd. 12.83 MPH
Range: 95.00 Miles
Normal
Avg. Spd. 13.95 MPH
Range: 85.00 Miles
Sport
Avg. Spd. 15.97 MPH
Range: 74.00 Miles
Turbo
Avg. Spd. 17.91 MPH
Range: 65.70 Miles
Turbo+
Avg. Spd. 18.85 MPH
Range: 58.27 Miles
（The results above were obtained with a rider weighing 160lbs, in a flat road environment at 69.8°F. Please note that the cruising range can vary depending on riding conditions; refer to actual usage for more accurate information)
Hub Motor
750W, Peak 1000W
Battery
48V, 30Ah, 1440Wh
Cell
Samsung 21700, Certificated by UL 2580
Charger
48V, 3.0A Fast Charger
Charging Time
9-10 Hours
Controller
48V 750W/20A
Display
5" Color LCD display
Sensor
Cadence sensor
Max Speed
25MPH, Class 3
Throttle Range
Up to 65 Miles
Pedal Assist Range
Up to 100 Miles
USB Port
USB Type-A phone charge
Throttle
Half twist throttle
Pedal Assist
5 Leval Assist
Bike Weight
93lbs (42.2kg)
Water Resistant
IPX6
Size & Spec
Romatlink Dolphin
A compact multifunctional folding electric bicycle that brings convenience to your life.
A -- Total Length 74.80"
B -- Handlebar Height 45.28"-51.58"
C -- Wheelbase 50.80"
D -- Minimum Seat Height 31.10"
E -- Maximum Seat Height 38.58"
F -- Chain Stay Length 24.21"
G -- Standover Height 18.90"
H -- Top Tube Length 22.83"
I -- Wheel Diameter 21.26"
J -- Head Tube Length 11.02"
K -- Headlebar Length 23.63"
Folded Size 38.2"x17.7"x29.1"
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Front Basket Set
$99
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Front Basket Set
$99
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Front Basket Set
$99
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Front Basket Set
$99
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Front Basket Set
$99
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Front Basket Set
$99
Free
Romatlink Dolphin with a powerful 750W Hub Motor, a 30Ah Samsung 21700 battery. Equipped with a rear passenger seat, it's also a great kid hauler for the family. Ride farther, charge less with up to 100 miles per charge. Enjoy a smooth ride with full suspension.
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