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.
"Power is channeled directly to the rear wheels, so no need to chain, gear wheels, transmissions," said Gediminas Nemanis, the Rubbee inventor as quoted from Reuters. Rubbee claimed as waterproof and the device was mounted on a pole under the seat with the lock. And Rubbee's motor control attached on the handlebar.
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Rubbee is self-contained battery, controller and motor. (Picture from: http://bit.ly/1nv9mhJ) |
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).