frame : Alloy, city bicycle 

Fork : Suspension , alloy crown and outer legs

Handlebar : alloy Holland style handlebar, with adjustable alloy handlebar stem, PROMAX, with super soft and ergonomical grip

Brake set : Alloy V-brake ,PROMAX /F;SHIMANO roller brake /R

Crank set : Alloy crank set , 38T/170mm

Chain : KMC

F/R hub : hub motor/F , SHIMANO NEXUS inner 3 hub /R

Gear set : SHIMANO NEXUS inner 3 speed

Rim : 700C x 13Gx36H,alloy, double wall black

Spokes : Stainless steel 13# spokes with brass nipple

Tires : 700 x38C ,black ,with reflector

Saddle : Super comfortable

Seat post : Alloy ,shock absorber , black

Pedals : Alloy ,anti-slip ,with reflectors

Accessories : Alloy-plastic mudguard , with headlight and tail light , alloy center-side- kickstand,  with skirt and full closed chaincover ,with alloy carrier , with rear wheel lock 

Motor : 36V250W , brushless

Battery : 36V9AH Lithium battery

PAS system : 36V , 3 assistance levers optional

Decal : Water sticker

Packing : completed assembled , one set per seaworthy carton with inner protect,