This Daymak Fat Tire Electric Bike 48V 500W
The Daymak factory is mainly engaged in the design and
  production of e-bicycles, bicycle components, and related derivative
  products
   Today we are going to introduce you our new 20 inch fat tire
  electric bike.
   This electric bike is styled in 20" aluminum
  alloy folding frame, front suspension shock absorbing fork and adjustable
  seat and 
  handlebar, which matches different height and riding style
  for a great riding experience. 20 x 4.0 inch all terrain fat tires suited
  to urban city riding and mountain beach snow trail environments.
   With 48V 500W brush less gear motor, it can easily assist you to
  travel at 25 MPH. With 48V / 10Ah lithium removable battery, 
  the long
  mileage can be up to 40 miles in pedal assist mode, and you can charge the
  battery in the frame or alone when you take it out according to your own
  needs. 
   (Note: The actual distance may vary depends on various
  conditions.)
   This Daymak Fat Tire Electric Bike 48V 500W
   The folding electric bicycle with front and rear
  disc brakes and 7 Speed System, the max speed in assist mode is 25MPH, 
  and you can choose any speed mode to enjoy faster riding time or
  experience relaxing holiday according to your needs. Perfect brakes fully
  protect your safety.
   Soft leather seat and fat tires can
  achieve shock absorption to make you feel comfortable during your riding
  trips. 
  Fold-able designed is convenient for your camping or picking
  up in your car. Headlight and taillight makes you no worried about riding
  at night.
   The products will be immediately dispatched from the
  US, EU, UK warehouse after your purchase, and will be received in about 3-7
  days. 
   We have also a professional customer support team at your
  disposal at will.
You can contact us if any supports needed.
   500W brush less motor maximum speed
  28 MPH (45KMH).
   48V 10AH lithium battery maximum mileage 40+
  Miles.
   Frame: 20"Aluminum Alloy Folding Frame.
   Display: 48V
  Centered LCD Display.
   Front Suspension: Aluminum iron leg shock
  absorbing fork.
   Brake Disc: 160MM mechanical disc brake provides
  extra safety.
   LED headlight and brake light indicator keep you visible
  to all.
   Unfolded Length: 67inches/167cm;
   Folded Length:
  30inches/76cm, saving storage space.
   Suitable for: 5.2 (ft) - 6.8
  (ft) rider height.
   85% pre-assembled for easy and fun
  installation.
   Package included: 1*electric bike; 1*lithium batter;
  1*charger; 1*installation tool; 1*user manual
   If you like to
  purchase some of our electric bikes. Please reply to our email and we can
  prepare shipment it for you.
  If you like to purchase some of our electric bikes. Please reply to our
  email and we can prepare shipment it for you.
