kid's folding bike

kid's models
Specifications:
1) Folded size: 61cm x 32cm x 18.5cm
2) Unfolded size: 81cm x 76cm x 42.5cm
3) Weight: 5.3kgs
4) Dual chain ratio: 14:8 and 35:9
5) Max. weight tolerance: 50kgs
6) Max. braking force: complies with BS1602 part 1:1992
7) Polymer composite: 30% GF PA66
8) Aluminum: heat treated 6061T6
9) Tire size: 15cm/6 diameter x 3.2cm/1
10) Tire valve type: shredder
11) Pneumatic tire pressure: 85PSI
12) Max. saddle height:75cm
13) Min. saddle height: 67cm
4) Packing dimension per piece: 62*32*18CM
15) G.W/N.W:7.2KGS/5.3KGS
Accessories:shoulder bag,air pump,user manual,tools kit