Enter for a chance to win a Nuboom Bluetooth Speaker. Monocrystalline silicon 5V/220mA solar panel to charge Nuboom if the 4400mAh lithium battery is out of power. Solar charging for 10 mins, Nuboom bluetooth speaker can work for half an hour, which is convenient to regain more power for your speaker when you participate in an outdoor activity like BBQ, fishing, camping, riding in the sun.
