Motor Type: 36V 250W brushless geared rear cassette motor
Wheel Size: 28" (pre-built with double-wall rim & 12G black spokes)
Compatibility: Works with 8/9/10-speed cassettes
Max Speed: 25km/h
Max Torque: 56N.m
Brake Compatibility: V-brake and disc brake
Fork Spacing: Requires 138mm between dropouts
Battery: 36V 7Ah(252Wh) downtube battery (Samsung cells)
Range: Up to 60 km per charge
Charger: 42V 2A (included)
Controller: 36V integrated sine wave, Low Voltage Protection: 29V, Rated Current: 7A, Max Current: 12A
LCD Display: M200C colorful display, 5 Assist levels, and 6km/h traction with holding Down Button.
PAS Sensor: Torque sensor (integrated into motor for precise pedal assist)
Front light: 2W 30Lux, turn on/off with clicking "+" button twice.
2in1 cable: connected to display and front light.

1 x rear cassette motor with 28" rim
1 x downtube battery
1 x charger
1 x integrated controller
1 x LCD display
1 x front light
1 x 2in1 cable
1 x free tools

Warranty:
Motor & Battery: 18 months
Other Components: 12 months
Shipping Time:
Germany: 2-4 business days
Other Countries: 4-8 business days
Difference:A3pro kit has front light, LCD display and 2in1 cable, but A3 kit doesn't have these three parts.

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