We can Get this FIIDO D3S 16 Inch Electric Bicycle for £532.58 + Free Shipping at Tomtop.

Features:
250W powerful motor offers a fast speed of up to 25km per hour.
Three modes: Pure electric mode; Cycling mode; Power assist mode.
7.8AH lithium battery allows 25 - 40km range in pure electric mode, 40 - 50km range by power assist mode.
6-level speed shift to suit for different road conditions.
Adjustable seat height and handlebar height suit different riders.
Aluminum alloy construction for extreme durability. Max. load: 120kg.


Specifications:
Model: D3S
Color: Black / White (optional)
Motor: 250W
Electric Motorcycle Range: Max. 25 - 40km
Maximum Range: Max. 40 - 50km
Maximum Speed: 25km/h
Electric Bike System: FIIDO System
Electric Motorcycle: Support
Power Assist System: Support
Gradeability: 30°
User Weight: Max. 120kg
Battery: High-quality lion battery
Battery Capacity: 7.8Ah
Input Voltage: 100 - 240V