Lightweight electric bicycle

Product name: Tank
Battery: 48V20A / 60V20A
Motor power: 500w
Tires: Poly 275-10 vacuum tires front and rear
Brakes: 110 drum brakes front and rear
Gradeability: 30°
Net weight: 37KG Gross weight: 40KG
Packing size: 119*31*65cm
Packing method: carton
Maximum speed: 35 km/h
Pure electric driving range: 55KM / 70KM
Front wheel material: iron
Gear: 3-speed shifting
Card swiping instrument: no
Alarm: included
Riding function: included
Folding footrest: included
Front and rear steering: included
Mirror: included
Bluetooth speaker: no
Mobile phone holder: no
Flowing light: no
LED spotlight: no