Electric Bike SMLRO S11


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Introducing the SMLRO S11 Electric Mountain Bike: A cutting-edge adventure companion designed for versatility and convenience. With a foldable aluminum alloy frame, adaptable riding modes, powerful battery, and high-performance motor, it’s your key to thrilling journeys. The bike’s robust suspension, precision gears, and comfortable components ensure a smooth ride. Packed with safety features and accessories, the S11 is ready to take on any adventure. Experience the excitement of electric mountain biking and explore new horizons with the SMLRO S11. Order now to elevate your outdoor adventures!


  • Charging Time 4-5 hours
  • Max Speed 25mph / 35km/h
  • Display LCD display
  • Brake Mechanical Disc Brake
  • Max load 150kg
  • Shifting Lever SHIMANO SL-TX30
  • Front Derailleur Shimano FD-TZ31
  • Rear Derailleur Shimano TZ500
  • Controller Intelligent sine wave integrated IC control chip
  • Display Function MPH, Miles, Electricity, Shift, etc.
  • Driving modes: Pure electric(5 shifts), Electric assist(5 shifts), Pure human riding
  • Rim Aluminium Double Deck Rim
  • Pedals Aluminum alloy for MTB



Colours: Black/Blue, Black/Red,
Frame: Aluminium alloy
Front fork: Aluminium alloy shoulders suspension fork, lockout
Driving mode: Pure electric(5 shifts), Electric assist(5 shifts), Pure human riding
Battery: Lithium-ion battery
Capacity: 48V 13Ah
Charging methods: Charge directly or take the battery out for charging
Charger: Local standard input 100~240V AC, output 54.6V 2A, overvoltage, overcurrent, short circuit protection
Charging time: 4-5 hours
Motor: Rear drive 1000W high speed, brushless, toothed, low resistance and low noise motor
Max torque: 60 N·m
Controller: Intelligent sine wave integrated IC control chip
Accelerator: Rotatable throttle grip/Pedal assist
Headlight & Horn: Integrated LED headlight & horn
Meter: LCD display control instrument
Display function: MPH, miles, electricity, shift, error code, etc
Cruise control: 4 levels cruise control
Protection level: IP54
Max speed: 22 mph / 35 km/h
Gears: 21 speed
Shifter levers: Shimano SL-TX30
Front derailleur: Shimano FD-TZ31
Rear derailleur: Shimano RD-TZ500
Cassette: Shimano MF-TZ500, 14-28T, 7 speed
Crank set: Prowheel aluminium alloy 24*34*42T
Chain: E-bike optimized, 21 speed
Front hub: Quick release aluminium alloy hub
Rims : Aluminium alloy
Tires : KENDA 26*1.95″ MTB tires
Spokes: High rigidity steel
Brake levers: Aluminium alloy, cut off the power to the motor when braking
Brakes: Mechanical disc brakes
Handlebar: SMLRO aluminum alloy straight handlebar
Stem: Aluminium alloy
Headset: Aluminium alloy CNC
Saddle: Body geometry comfortable sponge saddle
Seat post: Aluminium alloy
Pedals: Aluminium alloy
Accessories: Kickstand, tools
Max load: 150 kg
Bike weight: 23kg
Package weight: 29kg
Package size: 145 x 22 x77 cm



  1. For safety reason, please do not ride on rainy days, and not soak the battery.
  2. Please charge the battery regularly in winter. It is recommended to charge it once a week to avoid damaging the battery.


Package contents:

  • 1 x Electric bike
  • 1 x Charger (UK Plug)
  • 1 x User manual

Warning; These electric bikes are primarily intended for off-road use and designed to travel on unpaved surfaces.


What the Warranty Covers, and for how long?

The Scooter is fully covered, including the electronics and battery, for 1 year from the date of purchase.

Who is the Warranty Provider? 
The warranty is provided by Doctor Scooter.

How Can a Customer Claim on the Warranty?
Contact Doctor Scooter by email info@doctorscooter.co.uk

What the Warranty doesn’t cover?

  • Damage caused by vehicle modification using non-original accessories to modify the scooter
  • Damage caused by violence and improper use or violent destruction
  • Damages caused by traffic accidents
  • Damage caused by natural or man-made water ingress, soaking
  • The product sold does not match the time of the product warranty contract
  • Damages after the warranty expiry date.
Delivery & Returns


Estimated Time of Arrival for Orders placed on Mondays to Thursdays


Scooters and Bikes


Orders for scooters and bikes placed before 1:00pm – Monday to
Thursday – will be dispatched same-day with an ETA between 8am to 6pm on the next working day.

For scooter/ bike servicing, requests for pick up will only be fulfilled
if the scooter has been repackaged securely. This includes a box with padding to prevent damages while the scooter is in transit. Please call 02079987374 for further details.


Parts and accessories


Customers have the option to request for next day or 2-3 days delivery. Orders for parts and accessories placed before 1pm from Mondays to Thursdays will be given priority, especially for next day delivery requests.

Orders above £100 are eligible for free next day delivery if the order is placed before 1pm.



Estimated Time of Arrival for Orders placed on Fridays to Sundays


Scooters and Bikes


Orders placed on before 1pm on Friday will be processed for next working day delivery.

Orders placed on Fridays after 1pm until 1pm on Mondays will be processed and dispatched on Monday with an ETA between 8am to 6pm on the next working day.



Parts and Accessories


Orders placed on before 1 pm on Friday will be processed for next day or 2-3 working days delivery as requested.

Orders placed on Fridays after 1pm until 1pm on Mondays will be processed and dispatched on Monday with an ETA as requested (next day/ 2-3 days).




Estimated Time of Arrival for Orders placed before and during Bank Holidays


Orders placed after 1pm on the day before, during the weekend before and throughout bank holidays, will be processed and dispatched on the next working day.
NB. Late deliveries are expected for orders processed before bank holidays.

Parcel Redirection
Tracking numbers will be provided to customers to enable them redirect parcels or to pick up from the courier depots. Please call us on 02079987374 and choose the customer service option for further assistance. Original Box and Packaging.

Please keep hold of your original box/packaging for at least 30-days in the event you need to return the product to us – Please keep the Electric Scooter box safe.

Please see our Refund Policy for Terms & Conditions and more details


Motor Power
1000w (Avg)


37 Miles / 60km

Tyre Size
26*1 Inches

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