electric lithium battery folding bike 1, light weught and small size 2,material: magnesium alloy 3,li-battery 36V, ... SIZE1255X490X1090mmWEIGHT≤23kg (including battery)MAX LOAD 75kgWheel SIZE300mmbrakedrum brakeFULL CHARGE INDURANCE ≤70kmBATTERY lithium battery : 36V, 7Ah/ ... , with tenacity.4,A NEW DESIGN AND PERFECT CRAFTWORK, WHICH BROGHT THE BIKE FASHION APPERANCE.5, LITHIUM BATTERY, ...