Looking to add a helping push to your bike rides? The tidalforce M-750 is stealthy bike with a covert 20 mph electric engine. Now you can breeze past your friends, especially on those uphill battles. What else? It folds. All this for just under $4,000.
TidalForce describes, "Powered by a 750-watt WaveCrest Adaptive Motor® system in its rear wheel hub, the M-750 is ideal for many different transportation and recreational uses. Riders can pedal without assistance for exercise, ride easily past congested traffic to run errands, and add as much power as they need to level hills and cover long distances."