Bicycle could be change into E-bike in less than one minute, thanks to a device called Rubbee, an electronic device that is lightweight and can be mounted on the bike to replace of pedaling power. This device uses a battery and electric motor which is attached and spinning at the rear wheel.
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Rubbee is self-contained battery, controller and motor. (Picture from: http://bit.ly/1nv9mhJ) |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUEoq7EBiJm93SZv3LyU89gPQYifkeqcj1w6VPabC7o579b0PxniCXFkLZ1nNOHpsY34oUCtJY5bym_PHUKbkUklbDU3vFG6zjmfREk6CzloxcXuRcQvnc_1XHxe6IV_62gNfLizV7SNlI/s1600/rubbee-logo80.jpg)
The device can remain lit while the cyclists still pedaling because of its motor power can be adjusted, it is very functional when crossing the road climb. It has a weight was 6.5 kg (13.2 lbs) and a full recharge takes two hours. Rubbee using 14 volt 250 W battery that can be used to travel 25 km (15.53 miles). And has a top speed of 25 kph (15.53 mph).