Usbfever, a well-known manufacturer of accessories for the iPhone and iPad, has developed quite an interesting gadget for cyclists: Charger, based on the principle of the dynamo.Fortunately, the new product compares favorably with bicycle generators come from our childhood.
2-in-1 Bike Smartphone Dynamo USB Charger starts at a speed of 5 km / h, while for fast charging the internal battery is recommended to travel at a speed of 12 km / h (for bikes with 26-inch wheels). To fully charge the battery iPhone, you need to move with the speed of 30 km / h.
Compact device weighing 180 grams is attached at the rear wheel. Energy is produced when driving: when driving at a speed of 16 km / h 2-in-1 Bike Smartphone Dynamo produces 3 W at 24 km / h - 4.5 watts.
To connect energopoluchatelya used USB-cable. Velogeneratora advantage over similar products is a high compactness and a built-in LED flashlight.
2-in-1 Bike Smartphone Dynamo USB Charger can be ordered from the manufacturer's website. The cost of the dynamo is $ 49.99 .