The Mike PRO bike is a multifunctional bike for 1 to 5 years. The change from a tricycle to a running bike is done with a few "clicks" that do not require any keys.
The speed and ease of transformation will surprise every layman of folding bicycles.

3-step adjustment of the handle-pusher
soft  seat
removable plastic backrest
the safety boom is removable
seat belts
removable sun canopy 
2-step adjustment of the angle of the steering wheel
rubber handles
footrests
rubber wheels
all mounted with "clicks"
max load: 25 kg
Dimensions:

length:
tricycle 69 cm (running gear 71 cm)
from the beginning of the seat to the pedals: 49-51 cm
width:
rear track: 43 cm
front with pedals: 31 cm
handlebar: 29 cm
height:
from the seat to the ground: 32-38 cm
handlebar: 48-50cm
guide: 83-87-92 cm
tires: front: 9 inch, rear: 7 inch
seat: 13 x 18 cm
backrest: 15 x 17 cm
cardboard box: 69 x 17 x 39 cm
Libra:

net: 6.2kg
gross: 7 kg